Denis (given name)
Denis is a masculine given name. Notable people with the name include:
- Saint Denis of Paris, French bishop and Christian martyr
- Denis the Areopagite, Biblical figure
- Denis (bishop of Győr), Hungarian prelate
- Denis, son of Ampud, Hungarian baron
- Denis the Carthusian, Roman Catholic theologian and mystic
- Denis of Hungary, Hungarian-born Aragonese knight
- Denis of Portugal, king of Portugal
- Denis of the Nativity, French sailor and cartographer
- Denis, Lord of Cifuentes, infante of Portugal
- Denis the Little, Scythian monk
- Dênis (footballer, born 1983), Brazilian footballer
- Denis (footballer, born 1987), Brazilian professional footballer
- Denis (footballer, born 1989), Brazilian footballer
- Denis (footballer, born 2004), Brazilian footballer
- Denis, Palatine of Hungary, Hungarian lord
- Denis Abdulahi, Finnish professional footballer
- Denis Abdullin, Russian KHL player
- Denis Aberhart, New Zealand cricketer
- Denis Ablyazin, Russian artistic gymnast
- Denis Abukuse, Kenyan rugby sevens player who represented Kenya at the Olympics
- Denis Adam, New Zealand businessman and art patron
- Denis Adamov, Russian footballer
- Denis Auguste Affre, French Roman Catholic archbishop
- Denis Afinogenov, Russian UHL and RSL player
- Denis Agre, Bulgarian NBL player
- Denis Ahmetović, Serbian professional footballer
- Denis Akiyama, Canadian actor
- Denis Aksenov, Russian political figure
- Denis Alekseyev, Russian sprint athlete
- Denis Alexander, British writer, journal editor, biochemist, theistic evolutionist, creationism critic, Evangelical Anglican, and academic
- Denis Alexander, 6th Earl of Caledon, Irish Earl
- Denis Alibec, Romanian professional footballer
- Denis Alijagić, Czech professional footballer
- Denis Alimov, Russian luger
- Denis Allan, Canadian chess player
- Denis Allchurch, Canadian provincial politician
- Denis Allen (disambiguation), several people
- Denis Amelote, French biblical writer and scholar
- Denis Amici, Sammarinese politician
- Denis Antonov, Russian rugby union player
- Denis ApIvor, British composer
- Denis Arkhipov, Russian NHL player
- Denis Arlashin, Russian professional footballer
- Denis Arndt, American actor
- Denis Arnold, British musicologist
- Denis Atkins, English professional footballer
- Denis Atkinson, West Indian cricketer
- Denis Auroux, French mathematician
- Denis Avdić, Slovenian comedian, police officer, and radio host
- Denis Avey, British World War II veteran and holocaust survivor
- Denis Avril, French international professional rugby union
- Denis Ayrapetyan, Russian short-track speed skater
- Denis Azabagić, Bosnian classical guitarist
- Denis Bachurin, Russian professional ice hockey player
- Denis Badré, French politician
- Denis Bajramović, Croatian basketball coach and player
- Denis Baker, New Zealand novelist and short story writer
- Denis Bakurskiy, Russian professional footballer
- Denis Bališ, Slovak footballer
- Denis Ball, Canadian ice hockey player
- Denis Banks, Australian VFL/AFL player
- Denis Barantsev, Russian KHL player
- Denis Barbe, Seychellois footballer
- Denis Barberet, French biologist and veterinarian
- Denis Barbet, French Paralympic alpine skier
- Denis Albert Bardou, French scientific equipment optician
- Denis Barnes, English civil servant
- Denis Barnett, British Royal Air Force officer
- Denis Barrett, Anglican priest in New Zealand in the 20th century
- Denis Barry (disambiguation), several people
- Denis Barthe, French member of rock band Noir Désir
- Denis Bastick, Irish Gaelic footballer
- Denis Bauda, French professional footballer and manager
- Denis Baum, German footballer
- Denis Baumgartner, Slovak footballer
- Denis Baupin, French political figure
- Denis Bayev, Ukrainian KHL player
- Denis Baylac, French former professional footballer
- Denis Baylor, American neurobiologist
- Denis Beauvais, Canadian artist
- Denis Bećirović, Bosnian politician, professor, and historian
- Denis Bédard, Canadian composer and organist
- Denis Begbie, South African cricketer
- Denis Begic, Swedish politician
- Denis Behan, Irish football coach and player
- Denis Bélanger, Canadian singer and songwriter
- Denis Belliveau, American photographer, author, and explorer
- Denis Bellotti, Italian short-track speed skater
- Denis-Benjamin Papineau, Canadian merchant, seigneur, and bookseller
- Denis-Benjamin Viger, Canadian politician, lawyer, and businessman
- Denis Bérardier, French priest and theologian
- Denis Berezovsky, Russian military personnel
- Denis Berger, Austrian footballer
- Denis Bergeron, Canadian minor planet discoverer
- Denis Bernard (disambiguation), several people
- Denis Berthiaume, Canadian academic and researcher
- Denis Bertolini, Italian professional road racing cyclist
- Denis Betts, English rugby league coach and player
- Denis Biba, Albanian footballer
- Denis Bingham, Irish cricketer and military historian
- Denis Biryukov, Russian volleyball player
- Denis Biševac, Serbian-born Bosnian professional footballer
- Denis Black, British track and field athlete
- Denis Blackmore, American mathematician and professor
- Denis Blanchette, Canadian politician
- Denis Blanchette, Canadian 48-year-old male stage technician killed in the 2012 Montreal shooting
- Denis Blondin, Canadian anthropologist and writer
- Denis Blundell, New Zealand lawyer, cricketer, and diplomat
- Denis Bodrov, Russian KHL player
- Denis Bogdan, Belarusian-born Russian volleyball player
- Denis Bolshakov, Russian professional footballer
- Denis Bond (disambiguation), several people
- Denis Bonin, Canadian candidate in the 2011 Ontario provincial election
- Denis Borisovich Korolyov, Russian professional footballer
- Dénis Bouanga, French-born American MLS player
- Denis Bouchard, Canadian actor and playwright
- Denis Boucher, Canadian MLB pitcher
- Denis Bourdoncle, French professional footballer
- Denis Bouriakov, Russian flautist
- Denis Bovey, Scottish Episcopalian priest
- Denis Bowen, South African artist, gallery director, and art promoter
- Denis Boyarintsev, Russian football coach and player
- Denis Boyd, English Royal Navy officer
- Denis Boyles, American journalist, editor, university lecturer, and author
- Denis Boytsov, Russian professional boxer
- Denis Braccini, French actor
- Denis Bradley, Irish PSNI vice-chairman, priest, and current freelance journalist
- Denis J. M. Bradley, American philosopher and Professor Emeritus of Philosophy at Georgetown University
- Denis Braidotti, Italian international judoka
- Denis Bray, British senior colonial civil servant in Hong Kong
- Denis Brean, Brazilian composer, journalist, broadcaster, and lyricist
- Denis Brennan, Irish Roman Catholic prelate
- Denis Brian, Welsh journalist and writer
- Denis Brière, Canadian forestry professor and academic administrator
- Denis Brînzan, Romanian professional footballer
- Denis Brizuela, Argentine professional footballer
- Denis Brogniart, French sport journalist and television host
- Denis Brott, Canadian cellist, music teacher, conductor, and music festival founder and artistic director
- Denis Browne (disambiguation), several people
- Denis Brownell Murphy, Irish miniature-painter
- Denis Bryant, Australian Anglican bishop and Royal Air Force officer
- Denis Buckley (disambiguation), several people
- Denis Buican, Romanian-French scientist, bilingual writer, biologist, philosopher, and science historian
- Denis Bukhryakov, Russian professional footballer
- Denis Bullough, English footballer
- Denis Buntić, Croatian handball player
- Denis Burgarella, French astrophysicist
- Denis Burke (disambiguation), several people
- Denis Burns, Irish hurling manager- and player
- Denis Bushuev, German football manager
- Denis Bušnja, Croatian footballer
- Denis Butler (disambiguation), several people
- Denis Butsayev, Russian statesman
- Denis Buzy, French archaeologist
- Denis Byam, Vincentian cricketer
- Denis Byrne, Irish hurler
- Denis Byrne (Medal of Honor), Irish-born American Army soldier
- Denis Čabrić, past member of Bosnian rock band Regina (Bosnia and Herzegovina band)
- Denis Calincov, Moldovan football manager and player
- Denis Calvaert, Antwerp-born Flemish painter
- Denis Cameron (photographer), American photojournalist who was best known for his war photography
- Denis Cameron, New Zealand rugby union player
- Denis Campbell, Scottish Anglican priest in Ireland
- Denis Caniza, Paraguayan footballer
- Denis Cannan, British dramatist, playwright, and scriptwriter
- Denis Canuel, Canadian archer
- Denis Capel-Dunn, British lawyer and military bureaucrat
- Denis Caputo, Argentine footballer
- Denis Carey (disambiguation), several people
- Denis Carter, Baron Carter, British agriculturalist and politician
- Denis Carufel, Canadian NHL player
- Denis Cashman, Irish political prisoner and diarist
- Denis Cauchi, Maltese professional footballer
- Denis Caulfield Brady, Irish Roman Catholic politician
- Denis Caulfield Heron, Irish lawyer and politician
- Denis Caverzasi, Italian professional footballer
- Denis Čery, Slovak footballer
- Denis Chachkhalia, Abkhazian writer, historian, and translator
- Denis Chalifoux, Canadian NHL and LNAH player
- Denis Chalifoux (politician), Canadian politician
- Denis Chang, Hong Kong barrister and politician
- Denis Charles, Virgin Islands-born American jazz drummer
- Denis Charvet, French rugby union player
- Denis Chassé, Canadian NHL player
- Denis Chavis, Syrian priest and monk
- Denis Chen, Guatemalan footballer
- Denis Chervyakov, Russian NHL player
- Denis Cheryshev, Russian footballer
- Denis Chevrier, French engineer
- Denis Chouinard, Canadian film director and screenwriter
- Denis-Christel Sassou Nguesso, Congolese politician
- Denis Churkin (disambiguation), several people
- Denis Chushyalov, Russian footballer
- Denis Cioban, Moldovan road bicycle racer
- Denis Ciobotariu, Romanian professional footballer
- Denis Clapton, English footballer
- Denis Clark, Australian footballer
- Denis Clarke, Irish footballer
- Denis Clavel, French poet and politician
- Denis Clemente, Puerto Rican BSN player
- Denis Cobell, English humanist, freethought writer, secularist, pacifist, and atheist
- Denis Coderre, Canadian politician
- Denis Coe, British politician
- Denis Coffey, Irish hurler
- Denis Coffey (physician), Irish physiology professor
- Denis Colin, French bass clarinettist and composer
- Denis Collins (disambiguation), several people
- Denis Čomor, Bosnian professional footballer
- Denis Compton, English multi-sportsman
- Denis Comtet, French organist, pianist, choral conductor, and conductor
- Denis Connaghan, Scottish footballer
- Denis Connaghan (footballer, born 1976), Scottish footballer
- Denis Connolly, Irish installation- and video artist, and author
- Denis Constantin, Mauritian badminton player
- Denis Conway (bishop), Irish Roman Catholic prelate
- Denis Conway (actor), Irish actor
- Denis Coolican, Canadian businessman and politician
- Denis Cordner, Australian rules footballer, industrial chemist, and diplomat
- Denis Cosgrove, British cultural geographer and geography professor
- Denis Côté, Canadian independent filmmaker and producer
- Denis Cotter, Irish celebrity chef, author, and restaurant proprietor
- Denis Cotter (cricketer), Australian cricketer
- Denis Coughlan, Irish hurler, Gaelic footballer, and manager
- Denis Coughlan (Blackrock hurler), Irish sportsperson
- Denis Coulson, Irish rugby union player
- Denis Coulthard Graham, British biological chemist
- Denis Cousins, English cricketer
- Denis Couttet, French cross-country skier
- Denis Cregan, Irish publican and politician
- Denis Creissels, French linguistics professor
- Denis Cristofovici, Moldovan goalkeeper
- Denis Crossan, Scottish cinematographer
- Denis Crouzet, French historian
- Denis Martin Cowley, British barrister and judge
- Denis Crowley-Milling, Welsh World War II fighter pilot
- Denis Cubis, Australian rugby league footballer
- Denis Cukici, Finnish professional footballer
- Denis Cullen, Irish politician and trade union official
- Denis Cunningham, Hong Kong fencer
- Denis Curzi, Italian long-distance runner
- Denis Cuspert, German rapper and ISIL member
- Denis Cussen, Irish sprinter, rugby union player, and doctor
- Denis Cyplenkov, Russian professional arm wrestler
- Denis Cyr, Canadian NHL player
- Denis Dallan, Italian rugby union footballer
- Denis Dalton (bowls), Australian lawn bowler
- Denis Dalton (footballer), Australian VFL player
- Denis Daluri, South Sudanese professional footballer
- Denis Daly (disambiguation), several people
- Denis D'Amour, Canadian guitarist
- Denis Dangue Réwaka, Gabonese diplomat
- Denis Darbellay, Swiss-born Thai footballer
- Denis Dasoul, Belgian footballer
- Denis Davydov (disambiguation), several people
- Denis de Belleval, Canadian politician and administrator
- Denis Decrès, French Navy officer, count, and duke
- Denis Dechko, Belarusian footballer
- Denis Defforey, French businessman
- Denis Degtev, Russian professional football player
- Denis DeJordy, Canadian NHL player
- Denis de la Reussille, Swiss politician
- Denis Delestrac, French director and producer
- Denis Delfino, Italian Roman Catholic prelate
- Denis Dempsey, Irish-born British Army soldier who moved to Canada
- Denis Denisenko, Russian astronomer
- Denis Denisov, Russian KHL and NHL player
- Denis Dercourt, French film director and screenwriter
- Denis Dereshev, Russian footballer
- Denis de Rougemont, Swiss writer and cultural theorist
- Denis de Sallo, French writer and lawyer
- Denis Desmond, British company director and public administrator
- Denis Detcheverry, French politician
- Denis Devlin, Irish poet and diplomat
- Denis Diderot, French philosopher and co-founder of the Encyclopédie
- Denis Dighton, English painter
- Denis Dimitrov, Bulgarian sprinter
- Denis Dmitriev, Russian track cyclist
- Denis Dobson, British solicitor, barrister, and civil servant
- Denis Dodart, French physician, naturalist, and botanist
- Denis Doherty, Australian businessman, pastoralist, and politician
- Denis Dolecsko, Romanian fencer
- Denis Dolgodvorov, Russian freestyle skier
- Denis Dominique Cardonne, French orientalist and translator
- Denis Donaldson, Irish volunteer
- Denis Donkervoort, Dutch racing driver
- Denis Donnelly, Irish-born Australian politician
- Denis Donoghue (disambiguation), several people
- Denis Dorogaev, Russian Paralympic swimmer
- Denis Dorozhkin, Russian professional footballer
- Denis Douglin, American professional boxer
- Denis Dowling, New Zealand-born English baritone
- Denis Dowling Mulcahy, Irish criminal and medical doctor
- Denis Doyle, Irish footballer
- Denis Drăguș, Romanian professional footballer
- Dénis Duarte, Portuguese professional footballer
- Denis Duboule, Swiss-French biologist
- Denis Dubourdieu, French winemaker and oenology professor
- Denis Ducarme, Belgian politician
- Denis Ducharme, Canadian politician
- Denis Auguste Duchêne, French World War I general
- Denis Duchosal, Swiss footballer
- Denis Duclos, French sociologist and research director
- Denis Dufour, French composer of art music
- Denis Duga, Slovak professional footballer
- Denis Dumitrașcu, Romanian professional footballer
- Denis Dunbar Gibbs, English physician
- Denis Dunlop, English sculptor and World War I personnel
- Denis Dupays, French choir conductor
- Denis Dupéré, Canadian NHL player
- Denis Dupont, Belgian racing driver
- Denis Durnian, English professional golfer
- Denis Dutton, American philosopher of art, web entrepreneur, and media activist
- Denis Duverne, French businessman
- Denis Dyachenko, Ukrainian footballer
- Denis Dyack, Canadian video game developer
- Denis Dyca, Albanian footballer
- Denis Dynon, Irish recipient of the Victoria Cross
- Denis Dyogtev, Russian professional footballer
- Denis E. Dillon, American prosecutor and politician
- Denis Eadie, British Army officer
- Denis Earp, South African military commander
- Denis Eden, English artist
- Denis Edozie, Nigerian jurist and judge
- Denis Edward Arnold, British Army officer
- Denis-Émery Papineau, Canadian notary and political figure
- Denis Emorine, French poet, playwright, short-story writer, essayist, and novelist
- Denis Epstein, German professional footballer
- Denis Espinoza, Nicaraguan footballer
- Denis Éthier, Canadian politician
- Denis Evans, Australian scientist and emeritus professor
- Denis Evans (rugby union), Welsh international rugby union player
- Denis Evers, English athlete and aviator
- Denis Ezhov, Russian NHL player
- Denis Fahey, Irish Catholic priest, philosopher, and theologian
- Denis Farkasfalvy, Hungarian-American Catholic priest and monk
- Denis Farrelly, Irish Fine Gael politician
- Denis Faul, Irish Roman Catholic priest and civil rights campaigner
- Denis Favier, French military officer
- Denis Fayzullin, Russian footballer
- Denis Fedenko, Russian footballer
- Denis Fedorenko, Russian footballer
- Denis Fedotov, Russian professional football coach and player
- Denis Feeney, New Zealand professor
- Denis Fernand Py, French sculptor, medal artist, and engraver
- Denis Fetahović, Montenegrin footballer
- Denis Field, English athlete
- Denis Fillion, Canadian curler
- Denis Firago, Belarusian professional footballer
- Denis Fitzgerald, Australian professional rugby league footballer
- Denis Fladung, Russian professional footballer
- Denis Flahaut, French professional road racing cyclist
- Denis Flannery, Australian rugby league footballer
- Denis Florence MacCarthy, Irish poet, translator, and biographer
- Denis Fogarty, Irish rugby union player
- Denis Foley, Irish politician
- Denis Follows, British sports administrator
- Denis Fomin, Russian footballer
- Denis Fonvizin, Russian writer and playwright
- Denis Foreman, South African cricketer and footballer
- Denis Forest, Canadian actor
- Denis Forman, Scottish television industry executive
- Denis Forov, Armenian Greco-Roman wrestler
- Denis Foyatier, French sculptor
- Denis Franchi, Italian professional footballer
- Denis Francoeur, Canadian ice hockey coach
- Denis-François Camusat, French historian
- Denis Franskevich, Kazakhstani-Russian VHL player
- Denis Furtună, Moldovan professional footballer
- Denis G. Lillie, British biologist
- Denis Gage Deane-Tanner, British Army personnel
- Denis Galanin, Russian video game developer and children's author
- Denis Galimzyanov, Russian racing cyclist
- Denis Gallagher, Irish politician
- Denis Galloway, Scottish ethnographic artist and photographer
- Denis Gankin, Kazakhstani archer
- Denis Gargan, Irish Roman Catholic cleric and educator
- Denis Gargaud Chanut, French slalom canoeist
- Denis Garon, Canadian weightlifter
- Denis Garrett, British plant pathologist and mycologist
- Denis Gaté, French rower
- Denis Gaultier, French lutenist and composer
- Denis Gauthier, Canadian NHL player
- Denis Gavini, French politician
- Denis Gem Shepstone, South African politician
- Denis Genreau, French-born Australian professional footballer
- Denis George, Irish barrister and judge
- Denis Geppert, German luger
- Denis Gerrard, British lawyer and judge
- Denis Gershun, Russian professional football coach and player
- Denis Gibbons, Australian folk musician, radio announcer, and musicologist
- Denis Gifford, British writer, broadcaster, journalist, comic artist, and film-, comics-, television-, and radio historian
- Denis Giraudet, French rally co-driver
- Denis Gizatullin, Russian international motorcycle speedway rider
- Denis Glavina, Croatian professional footballer
- Denis Gleeson, Australian rules footballer
- Denis Glennon, Irish Gaelic footballer
- Denis Glover, New Zealand poet and publisher
- Denis Glushakov, Russian international footballer
- Denis Gnezdilov, Russian Paralympic athlete
- Denis Goavec, French footballer and manager
- Denis Godeas, Italian footballer and current assistant coach
- Denis Godefroy, French jurist
- Denis Godla, Slovak professional ice hockey player
- Denis Godwin Antoine, Grenadian diplomat
- Denis Gojko, Polish professional footballer
- Denis Goldberg, South African social campaigner
- Denis Golenko, Belarusian professional footballer
- Denis Golovanov, Russian professional tennis player
- Denis Goltsov, Russian sambist and mixed martial arts fighter
- Denis Golubev, Russian KHL player
- Denis Gomez, Colombian professional footballer
- Denis Goodwin, English radio- and television comedy scriptwriter and actor
- Denis Gorbunov, Russian serial killer
- Denis Gorey, Irish politician
- Denis Gorin, Russian serial killer and cannibal
- Denis Gougeon, Canadian composer and music educator
- Denis Goulet, French human development theorist
- Denis Grabe, Estonian professional pool player
- Denis Grachev (disambiguation), several people
- Denis Granečný, Czech professional footballer
- Denis Grant King, English archaeological draftsman, artist, historic monument conservation campaigner, and archaeologist
- Denis Granville, English non-juring cleric
- Denis Gratias, French scientist and emeritus research director
- Denis Grbić, Slovenian footballer
- Denis Grebeshkov, Russian KHL and NHL player
- Denis Grechikho, Belarusian professional footballer
- Denis Greenhill, Baron Greenhill of Harrow, British diplomat and officer
- Denis Gremelmayr, German inactive tennis player
- Denis Grgic, German professional footballer
- Denis Gribanov, Russian sailor
- Denis Griffiths, Welsh operatic tenor
- Denis Grimes, Irish sportsperson
- Denis Grondin, Canadian Roman Catholic prelate
- Denis Grot, Belarusian VHL and NHL player
- Denis Gruzhevsky, Belarusian professional footballer
- Denis Gudayev, Russian professional footballer
- Denis Guedj, French novelist and science professor
- Denis Gulin, Russian Paralympic athlete
- Denis Gurdzhi, German figure skater
- Denis Gurianov, Russian NHL player
- Denis Gusev, Russian professional bodybuilder
- Denis Gusev (politician), Russian politician
- Denis Guye, English rower
- Denis Guyer, American politician
- Denis Haines, English musician
- Denis Halilović, Slovenian footballer
- Denis Hall, British physicist, laser researcher, and academic
- Denis Hall (bishop), British Anglican colonial bishop
- Denis Hallett, British weightlifter
- Denis Halliday, Irish diplomat
- Denis Hallinan, Irish Roman Catholic bishop
- Denis Hamel, Canadian NHL player
- Denis Hamilton, English newspaper editor
- Denis Hamlett, Costa Rican-American APSL player and current coach
- Denis Handlin, Australian entrepreneur and business executive
- Denis Hanley, British electrical engineer and politician
- Denis Hanrahan, New Zealand Roman Catholic bishop
- Denis Hardy (disambiguation), several people
- Denis Hart, Australian Roman Catholic prelate
- Denis Haruț, Romanian professional footballer
- Denis Harvey, Canadian journalist and television executive
- Denis Haughey, Irish politician
- Denis Haydon, British biophysicist and academic
- Denis Hayes, American environmentalist and Earth Day founder
- Denis A. Hayes, American labor union leader
- Denis Haynes, English cricketer
- Denis Heagney, Australian rules footballer
- Denis Healey, British politician
- Denis Healy (Irish politician), Irish politician
- Denis Heaslip, Irish hurler
- Denis Hegarty, South African sailor
- Denis Hempson, Irish harper
- Denis Hendren, English cricketer and umpire
- Denis Hennequin, French businessman, entrepreneur, and administrator
- Denis Henrion, French mathematician
- Denis Henriquez, Aruban writer
- Denis Henry (disambiguation), several people
- Denis Herard, Canadian politician
- Denis Hergheligiu, Romanian professional footballer
- Denis Héroux, Canadian film director and producer
- Denis Herron, Canadian NHL player
- Denis Heskin, Irish politician
- Denis Hickey, Australian cricketer
- Denis Hickie, Irish professional rugby union player
- Denis Higgs, British mathematician and mathematic doctor- and professor
- Denis Hills, British author, teacher, traveler, and adventurer
- Denis Hill-Wood, English football chairman and cricketer
- Denis Hinton, Australian politician
- Denis Hollenstein, Swiss NL player
- Denis Hollywood, Scottish footballer
- Denis Horgan, Irish shot putter
- Denis Horník, Slovak footballer
- Denis Houf, Belgian international footballer
- Denis Houle, Canadian actor
- Denis Howe, English footballer
- Denis Howe (editor), British editor
- Denis Howell, British politician
- Denis Hrezdac, Romanian professional footballer
- Denis Hughson, former Australian rules footballer
- Denis Huisman, French academic and writer
- Denis Hunt, English professional footballer
- Denis Hurley (disambiguation), several people
- Denis Huseinbašić, professional footballer
- Denis Hutchinson, former South African professional golfer
- Denis Iartsev, Russian judoka
- Denis Ignashin, Russian VHL player
- Denis Iguma, Ugandan professional footballer
- Denis Ilescu, Moldovan footballer
- Denis Inkin, Russian professional boxer
- Denis Ireland, Irish essayist and political activist
- Denis Irwin, Irish footballer and sports television presenter
- Denis Ispas, Romanian professional footballer
- Denis Istomin, Uzbek professional tennis player
- Denis Istomin (ice hockey), Russian NHL player
- Denis Ivanov (disambiguation), several people
- Denis J. Butler, American politician
- Denis J. Driscoll, American lawyer, educator, and politician
- Denis J. Hickie, Irish rugby union player
- Denis J. Madden, American Roman Catholic prelate
- Denis J. O'Connell, Irish-born American Roman Catholic bishop
- Denis J. O'Sullivan, Irish politician
- Denis J. Oullahan, American politician
- Denis Jachiet, French Catholic prelate
- Denis Jack, Scottish professional footballer
- Denis Jacquat, French politician
- Denis James, English Archdeacon of Barnstaple
- Denis Jamet, French Roman Catholic missionary in Canada
- Denis Jančo, Slovak footballer
- Denis Janot, French printer and bookseller
- Denis Jäpel, German footballer
- Denis Jeambar, French journalist
- Denis Jean Achille Luchaire, French historian
- Denis Jenkinson, British sports journalist
- Denis Jérome, French experimental physicist
- Denis Jeršov, Lithuanian engineer and oil and gas entrepreneur
- Denis Johansson, Finnish middle-distance runner
- Denis Johnson, American novelist, short-story writer, and poet
- Denis Johnson (inventor), English coachmaker and pioneer bicycle-maker
- Denis Johnston, Irish writer, war correspondent, and radio and TV producer
- Denis John Boocker, Welsh professional rugby league footballer
- Denis John Williams, Welsh neurologist and epileptologist
- Denis Jones, Irish politician
- Denis Jordan, Anglo-Australian chemist
- Denis Joseph, South African politician
- Denis Joseph Cogan, Irish businessman and politician
- Denis Joseph Cummings, New Zealand policeman and police commissioner
- Denis Jourdanet, French physician and physiologist
- Denis Julien, American fur trader and explorer of French-Canadian Huguenot origin
- Denis Juneau, Canadian painter, sculptor, and designer
- Dênis Júnior, Brazilian footballer
- Denis Kadrić, German-born chess player representing Montenegro
- Denis Kaliberda, German volleyball player of Ukrainian descent
- Denis Kalinin, Russian robber and serial killer
- Denis Kalume Numbi, Congolese general and politician
- Denis Kang, Canadian professional mixed martial artist
- Denis Kapustin (militant), Russian far-right activist
- Denis Kapustin (athlete), Russian triple jumper
- Denis Karić, Bosnian footballer
- Denis Kartsev, Russian KHL player
- Denis Karyagin, Bulgarian professional volleyball player
- Denis Katsyv, Ukrainian-, Russian-, and Israeli businessman
- Denis Kavlinov, Russian footballer
- Denis Kaykov, Russian footballer
- Denis Kazionov, Russian KHL and NHL player
- Denis Kazungu, Rwandan serial killer
- Denis Kearney, Irish-born American anti-capitalist, drayman, and labor organizer
- Denis Keefe, British diplomat and ambassador to Serbia
- Denis Keegan, British barrister and company manager
- Denis Kelleher, Irish Gaelic footballer
- Denis Kelly (bishop), Irish Roman Catholic bishop
- Denis Kendall, English engineer, businessman, and politician
- Denis Kenzo, Russian DJ and music producer
- Denis Keogh, Irish-born Australian storekeeper and politician
- Denis Kessler, French businessman
- Denis Kevans, Australian poet, songwriter, and folk singer
- Denis Khismatullin, Russian chess grandmaster
- Denis Khlopotnov, Russian NHL player
- Denis Khlystov, Russian KHL player
- Denis Khodykin, Russian pair skater
- Denis Kilbride, Irish politician
- Denis Kina, German footballer
- Denis Kinane, Scottish immunologist, cell biologist, and infection-, immunity-, and genomics specialist
- Denis Kinchela, Australian rugby league footballer
- Denis Kindl, Czech professional ice hockey player
- Denis King, English composer and singer
- Denis Kirilenko, Russian professional footballer
- Denis Kiselyov, Russian professional football coach and player
- Denis Kitchen, American underground cartoonist, publisher, author, agent, and CBLDF founder
- Denis Kiwanuka Lote, Ugandan Roman Catholic prelate
- Denis Klinar, Slovenian footballer
- Denis Klobučar, Croatian cross-country skier
- Denis Klopkov, Russian professional footballer
- Denis Klyuyev, Russian football manager and player
- Denis Kniga, Russian professional footballer
- Denis Knitel, Tajikistani professional footballer
- Denis Koberskiy, Russian footballer
- Denis Kochetkov, Russian KHL player
- Denis Kokarev, Russian VHL player
- Denis Kolinger, German-born Romanian professional footballer
- Denis Kolodin, Russian football coach and player
- Denis Komivi Amuzu-Dzakpah, Togolese Roman Catholic bishop
- Denis Kondakov, Russian professional footballer
- Denis Koretskiy, Russian footballer
- Denis Kornilov, Russian ski jumper
- Denis Koputon, Canadian YouTuber
- Denis Kostin, Russian KHL player
- Denis Kostrzhevskiy, Ukrainian businessman
- Denis Koval, Russian speed skater
- Denis Kovalevich, Belarusian professional footballer
- Denis Kozhukhin, Russian pianist
- Denis Kozlov (disambiguation), several people
- Denis Kramar, Slovenian footballer
- Denis Kravchenko, Russian politician
- Denis Kravtsov, Russian footballer
- Denis Krestinin, Lithuanian basketball player
- Denis Krivoshlykov, Russian team handball player
- Denis Krivushkin, Kazakhstani cross-country skier
- Denis Kudla, American professional tennis player
- Denis Kudla (wrestler), German Greco-Roman wrestler
- Denis Kudryavtsev, Russian athlete
- Denis Kulakov (disambiguation), several people
- Denis Kulbayev, Tajikistani footballer
- Denis Kulikov, Israeli footballer
- Denis Kuljiš, Croatian writer, entrepreneur, and journalist
- Denis Kulyash, Russian NHL player
- Denis Kurepanov, Russian KHL player
- Denis Kurian, Belarusian journalist and television presenter
- Denis Kutin, Russian footballer
- Denis Kuzin, Kazakhstani speed skater
- Denis Kwok, Hong Kong member of Cantopop boy band Error
- Denis L. Feron, Belgian Olympic alpine skier
- Denis La Fontaine, Indian aviator
- Denis Laktionov, Russian footballer
- Denis Lalanne, French sports journalist
- Denis Lalor, Irish hurler and footballer
- Denis Lamb, American career diplomat
- Denis Lambert, Canadian boxer
- Denis Lambin, French classical scholar
- Denis Lamothe, Canadian politician
- Denis Lamoureux, Canadian evangelical, academic, theologian, and theistic evolutionist
- Denis Landry, Canadian mayor
- Denis Landy, Irish politician
- Denis Langaskens, Belgian professional tennis player
- Denis Langlois, French race walker
- Denis Langlois (director), Canadian director, screenwriter, producer, actor, and editor
- Denis Lanigan, Australian rules footballer
- Denis Lapaczinski, German professional footballer and manager
- Denis Lapalme, Canadian amputee athlete and actor
- Denis Laptev, Belarusian footballer
- Denis Larkin, Irish politician and trade union official
- Denis Larocque, Canadian NHL player
- Denis Laskey, British ambassador to Romania and Austria
- Denis Lathoud, French handball player and coach
- Denis Latin, Croatian television host
- Denis Lavagne, French football coach and player
- Denis Lavant, French actor
- Denis Law, Scottish footballer
- Denis Lawson, Scottish actor and director
- Denis Lawson (footballer), Scottish footballer
- Denis Lazavik, Belarusian chess grandmaster
- Denis Lazure, Canadian psychiatrist and politician
- Denis Leamy, Irish rugby union player and current coach
- Denis Leary, American actor and comedian
- Denis Lebedev, Russian boxer
- Denis Lebel, Canadian politician
- Denis Le Bihan, French medical doctor, physicist, and academy director
- Denis Lebrun, American comic artist
- Denis Legersky, Slovak ice hockey player and coach
- Denis Le Grant, French composer
- Denis Le Marchant, British barrister, civil servant, writer, and politician
- Denis Lemeunier, French wheelchair racer
- Denis Lemieux, Canadian politician
- Denis Lenaghan, Australian footballer
- Denis Leng, English cricketer
- Denis Lenoir, French cinematographer
- Denis LePage, Canadian member of disco band Lime (band)
- Denis Leproux, French racing cyclist
- Denis Lerrer Rosenfield, Brazilian writer and columnist
- Denis Leushin, Russian competitive figure skater
- Denis Levaillant, French composer, pianist, and writer
- Denis Levitsky, Belarusian professional footballer
- Denis Lhuillier, French football manager and player
- Denis Lian, Singaporean race car driver
- Denis Lidjan, Slovenian footballer
- Denis Lill, New Zealand-born British actor
- Dénis Lindbohm, Swedish author and occultist
- Denis Lindsay (disambiguation), several people
- Denis Linsmayer, German professional footballer
- Denis Loginov, Russian NHL player
- Denis Loktev, Israeli swimmer
- Denis Lortie, Canadian corporal
- Denis Losier, Canadian businessman, economist, public servant, and politician
- Denis Losnikov, Estonian volleyball player
- Denis Loubet, digital artist
- Denis-Louis Destors, French architect
- Denis Love, Scottish international lawn bowler
- Denis Lovegrove, Australian politician
- Denis-Luc Frayssinous, French prelate, statesman, orator, and writer
- Denis Lukyanov, Russian athletics competitor
- Denis Lunghi, Italian professional racing cyclist
- Denis Lutge, Australian pioneer rugby league- and rugby union player
- Denis Lyamin, Russian lieutenant general
- Denis Lynch, Irish show jumper
- Denis Lyons, Irish politician
- Denis M. Hughes, American reserve system director
- Denis Maccan, Italian footballer
- Denis MacEoin, British academic, scholar, and writer
- Denis Machuel, French business executive
- Denis Mackail, English fiction writer
- Denis Mackey, Australian medical practitioner
- Denis MacShane, British politician, author, and commentator
- Denis Madden, Irish police officer and recipient of the Scott Medal
- Denis Maffey, English footballer
- Denis Magadiyev, Russian professional footballer
- Denis Maguire, Irish Roman Catholic churchman
- Denis Maher, Irish hurler
- Denis Mahmudov, Macedonian footballer
- Denis Mahon, British collector and art historian
- Denis Mahon (British Army officer), Irish landlord
- Denis Mahony, Irish Gaelic footballer
- Denis Maidanov, Russian singer, songwriter, actor, and politician
- Denis Makarov, Russian professional footballer
- Denis Makarov (ice hockey), Russian ice hockey player
- Denis Malgin, Swiss NHL player
- Denis Malinin, Kazakhstani professional footballer
- Denis Malone, British jurist in the Caribbean
- Denis Mandarino, Brazilian composer, artist, and writer
- Denis Mangafic, German footballer
- Denis Mann, Scottish glass artist
- Denis Manturov, Russian politician
- Denis Marandici, Moldovan footballer
- Denis Marconato, Italian LBA player
- Denis Margalik, Argentine figure skater
- Dênis Marinho, Brazilian rower
- Denis Marion, Belgian journalist and chess player
- Denis Markaj, Kosovan-Swiss professional footballer
- Denis Marleau, Canadian director
- Dênis Marques, Brazilian footballer
- Denis Marshall (disambiguation), several people
- Denis Martin, Northern Irish singer, actor, and theater producer
- Denis-Constant Martin, French scholar
- Denis Martínez Roque, Cuban dancer and choreographer
- Dénis Martins, Portuguese professional footballer
- Denis Martin Tapsoba, Burkinabe Roman Catholic bishop
- Denis Mary Bradley, Irish-born American Roman Catholic prelate
- Denis Mashkarin, Russian professional footballer
- Denis Mashkin, Russian footballer
- Denis Masi, British artist
- Denis Masséglia, French politician
- Denis Mast, Swiss cross-country skier
- Denis Matiola, Russian professional footballer
- Denis Matrosov, Russian actor
- Denis Matsuev, Russian classical pianist and jazz performer
- Denis Matsukevich, Russian professional tennis player
- Denis Matthew Lowney, Irish-born American Roman Catholic prelate
- Denis Matthews, English pianist and musicologist
- Denis Matveev, Russian cosmonaut
- Denis Matyugin, Russian footballer
- Denis Maurice O'Conor, Irish barrister and politician
- Denis Maydanov, Russian singer, songwriter, actor, and politician
- Denis Mbuyu Manga, Congolese politician
- Denis McBride (disambiguation), several people
- Denis McCullough, Irish politician
- Denis McDaid, Irish Roman Catholic clergyman
- Denis McDonald, Irish lawyer and judge
- Denis McDonough, American politician, appointed President Obama's second-term Chief of Staff
- Denis McFadden, Australian hairdresser-turned-businessman and entrepreneur
- Denis McGrath, Canadian-American screenwriter and producer
- Denis McGrath (lawyer), New Zealand politician and lawyer
- Denis McKey, Australian VFL player
- Denis McLaughlin, Irish professional association footballer
- Denis McLean, New Zealand diplomat, academic, author, and civil servant
- Denis McLoughlin, British illustrator
- Denis McNamara, British wrestler
- Denis McQuade, Scottish footballer
- Denis McQuail, British communication theorist and emeritus professor
- Denis McSwiney, Singaporean architect
- Denis Meaney, Australian professional rugby league footballer
- Denis Mégevand, Swiss minor planet discoverer
- Denis Mehigan, Irish Gaelic footballer
- Denis Meléndez, Honduran professional footballer
- Denis Meloche, Canadian WHA and NHL player
- Denis Menchov, Russian professional road bicycle racer
- Denis Menke, American MLB player and coach
- Denis Ménochet, French actor
- Denis Mercier, French military officer
- Denis Mesples, French equestrian
- Denis Mesritz, Dutch lawyer
- Denis Metlyuk, Russian RSL and NHL player
- Denis Michaud, Canadian luger
- Denis Mickiewicz, Russian conductor and professor emeritus of Russian literature
- Denis Miéville, Swiss logic expert
- Denis Mihai, Romanian Greco-Roman wrestler
- Denis Mijatović, Croatian futsal player
- Denís Milar, Uruguayan footballer
- Denis Miller, New Zealand bomber and airline pilot
- Denis Mitchell (disambiguation), several people
- Denis Mitchison, British bacteriologist
- Denis Moiseychenkov, Russian bobsledder
- Denis Mojstrovič, Slovenian footballer
- Denis Moloney, Irish solicitor, lawyer, and academic
- Denis Mondor, Canadian judge and lawyer
- Denis Monette, Canadian journalist and author
- Denis Moore, English cricketer
- Dennis Moran (disambiguation), several people
- Denis Moreau, French philosopher
- Denis Morel, Canadian NHL referee
- Denis Mosalev, Russian KHL player
- Denis Moschitto, German actor
- Denis Muhović, Bosnian karate competitor and coach
- Denis Mujkić, Bosnian footballer
- Denis Mukwege, Congolese gynecologist and pastor
- Denis Mulcahy, Irish hurler
- Denis Murphy (disambiguation), several people
- Denis Murray (disambiguation), several people
- Denis Mustafaraj, Albanian footballer
- Denis Myšák, Slovak sprint canoeist
- Denis Naegelen, French professional tennis player
- Denis Napthine, Australian politician
- Denis Nash, American epidemiologist
- Denis Naughten, Irish politician
- Denis Navarro, Brazilian auto racing driver
- Denis Neale, English international table tennis player
- Denis Nekrasov, Russian cyclist
- Denis Nekrasov (Russian nationalist), Russian nationalist
- Denis Nesci, Italian politician
- Denis Nevedrov, Russian futsal player
- Denis Neves, Brazilian footballer
- Denis Neville, English footballer and manager
- Denis-Nicolas Le Nourry, French Benedictine scholar
- Denis Nikisha, Kazakh short track speed skater
- Denis Nikitin, Russian footballer
- Denis Nikonorov, Russian football player
- Denis Nizhegorodov, Russian race walker
- Denis Noble, British biologist
- Denis Norden, English comedy writer and television presenter
- Denis Norman, British-Zimbabwean politician
- Denis Novato, Slovene musician and champion accordion player
- Denis Nsanzamahoro, Rwandan actor and filmmaker
- Denis Nulty, Irish Roman Catholic prelate
- Denis Nya, Nigerian professional footballer
- Denis Nyangweso, Ugandan politician
- Denis Nyhan, New Zealand harness racer
- Denis Nzioka, Kenyan sexual- and gender minority activist-author
- Denis Obua (disambiguation), several people
- Denis O'Brien (disambiguation), several people
- Denis O'Callaghan, Australian footballer
- Denis O'Callaghan (rugby league), Australian rugby league footballer
- Denis Ó Connmhaigh, Irish Roman Catholic clergyman and bishop
- Denis O'Connor (disambiguation), several people
- Denis O'Conor Don, British Army personnel
- Denis O'Cullean, Irish Roman Catholic priest
- Denis O'Dea, Irish stage- and film actor
- Denis O'Dell, British film producer
- Denis Odoi, Belgian professional footballer
- Denis O'Donaghue, American Roman Catholic bishop
- Denis O'Donnell, Irish entrepreneur
- Denis O'Donovan, Irish politician
- Denis O'Driscoll, Irish Gaelic footballer
- Denis O'Dwyer, Irish footballer
- Denis O'Gorman, Irish hurler
- Denis O'Gorman (athlete), British long-distance runner
- Denis O'Hare, American actor, singer, and author
- Denis O'Hearn, American sociology- and anthropology professor
- Denis O'Keeffe, Irish sportsperson
- Denis O'Leary, American educator, lawyer, and politician
- Denis Olegov, Bulgarian writer and journalist of Russian descent
- Denis Olivera, Uruguayan footballer
- Denis Omerbegović, Bosnian-Herzegovinian professional footballer
- Denis O'Miachain, Irish Roman Catholic priest, and Archdeacon of Achonry
- Denis O'Mulkyran, Irish Roman Catholic priest, and Archdeacon of Ardcarne
- Denis O'Neil, Australian sailor
- Denis Onyango, Ugandan professional footballer
- Denis O'Regan, English photographer
- Denis O'Regan (jockey), Irish jockey
- Denis O'Riordan, Irish hurler
- Denis Ormerod, British Army soldier
- Denis O'Rourke, New Zealand politician
- Denis Osadchenko, Ukrainian-German footballer
- Denis Osborne, British diplomat and academic
- Denis Osin, American mathematician
- Denis Osipau, Belarusian freestyle skier
- Denis Osipov, Russian-born Chinese KHL player
- Denis Osokin, Russian footballer
- Denis O'Sullivan (disambiguation), several people
- Denis Oswald (disambiguation), several people
- Denis Ovens, English professional darts player
- Denis Owen, British ecologist, naturalist, author, broadcaster, and teacher
- Denis P. Galvin, American career government administrator
- Denis Pack, Anglo-Irish military officer
- Denis Pack-Beresford (disambiguation), several people
- Denis Pagan, Australian footballer and coach
- Denis Pain, New Zealand jurist and sports administrator
- Denis Pankratov, Russian swimmer
- Denis Papin, French physicist, mathematician, and inventor
- Denis Paradis, Canadian politician and lawyer
- Denis Parfenov, Russian political figure and deputy
- Denis Parkinson, English motorcycle road racer
- Denis Parshin, Russian NHL player
- Denis Alva Parsons, English sculptor and carver
- Denis Parsons Burkitt, Irish surgeon
- Denis Pasler, Russian statesman and politician
- Denis Pätoprstý, Slovak professional ice hockey player
- Denis Patrick O'Brien, English economist
- Denis Patry, Canadian ice hockey player
- Denis Payton, English musician and member of the Dave Clark Five
- Denis Pchelintsev, Russian professional football coach and player
- Denis Pearce, British fencer
- Denis Péc, Hungarian baron and soldier
- Denis Pederson, Canadian NHL player
- Denis Peel, English cricketer
- Denis Pelizzari, French cyclist
- Denis Pelli, American psychology professor and scientist
- Denis Peploe, Scottish artist and sculptor
- Denis Peposhi, Albanian professional footballer
- Denis Pereira Gray, British general practitioner
- Denis Peremenin, Russian footballer
- Denis Perera, Sri Lanka Army 8th Commander
- Denis Perez, French ice hockey player and coach
- Denis Perger, Slovenian professional footballer
- Denis Periša, Croatian political activist, whistle blower, and computer hacker
- Denis Perron, Canadian politician
- Denis Pervushin, Russian professional football coach and player
- Denis Pétau, French Jesuit theologian
- Denis Peterson, American hyperrealist painter
- Denis Petrashov, Kyrgyzstani swimmer
- Denis Petrić, Slovenian professional footballer of Serbian descent
- Denis Petro, Slovak professional footballer
- Denis Petrov, Russian pair skater
- Denis Pettiaux, Belgian acrobat and referee
- Denis Petukhov, Russian-American ice dancer
- Denis Petushinskiy, Russian-New Zealand pole vaulter
- Denis Phipps, Dominican MLB player
- Denis Pidev, Bulgarian footballer
- Denis Piel, French photographer and filmmaker
- Denis-Pierre-Jean Papillon de la Ferté, French civil servant, art connoisseur, theater manager, producer, and theater manager
- Denis Pigott, Australian equestrian
- Denis Pimankov, Russian swimmer
- Denis Pineda, Salvadoran professional footballer
- Denis Pinto, Costa Rican-born Bolivian footballer
- Denis Pirie, British politician
- Denis Pischikov, Russian robber and serial killer
- Denis Pittard, Australian rugby league footballer
- Denis Pitts, English journalist, filmmaker, and novelist
- Denis Pjeshka, Albanian footballer
- Denis Platonov, Russian NHL player
- Denis Podalydès, French actor and scriptwriter of Greek descent
- Denis Polyakov, Belarusian professional footballer
- Denis Popov, Russian association football manager and player
- Denis Popov (footballer, born 2002), Russian footballer
- Denis Popović, Slovenian professional footballer
- Denis Potoma, Slovak professional footballer
- Denis Potvin, Canadian NHL player
- Denis Poyarkov, Russian professional footballer
- Denis Pozder, Bosnian-German professional footballer
- Denis Preston, British record producer, recording studio owner, radio presenter, and music critic
- Denis Price, British Army general
- Denis Prieur (disambiguation), several people
- Denis Pritt, British barrister and politician
- Denis Prokopenko, Kazakh footballer
- Denis Pronovost, Canadian radio host, journalist, and politician
- Denis Pushilin, Ukrainian politician, head of the Donetsk People's Republic
- Denis Pyramus, Benedictine monk and poet
- Denis Quilley, English actor and singer
- Denis Radu, Romanian footballer
- Denis Rampersad, Trinidadian cricketer
- Denis Rancourt, Canadian physics professor
- Denis Ranque, French engineer and businessman
- Denis Rassulov, Moldovan footballer
- Denis Rathbone, English track and field athlete
- Denis Rearden, Irish politician
- Denis Reardon, Welsh boxer
- Denis Redman, British Army officer
- Denis Reggie, American wedding photographer
- Denis Rehák, Slovak NHL player
- Denis Reidy, Irish Gaelic footballer
- Denis Renaud, French football manager
- Denis Rența, Romanian footballer
- Denis Retaillé, French geography professor
- Denis Reul, German DEL player
- Denis Rey, French alpine skier
- Denis Reynolds, Australian magistrate and judge
- Denis Rice, Irish rower
- Denis Rich, Australian AFL umpire
- Denis Richards, British historian
- Denis Rickett, British civil servant
- Denis Ring, Irish hurler
- Denis Ristov, Serbian footballer
- Denis Rivière, French painter
- Denis Rixson, British Royal Air Force officer
- Denis Robert, French investigative journalist, novelist, and filmmaker
- Denis Robert Pack-Beresford, Irish entomologist and arachnologist
- Denis Robin (disambiguation), several people
- Denis Rocan, Canadian politician
- Denis Rodier, Canadian comic book illustrator
- Denis Rodionov, Kazakh footballer
- Denis Rodríguez, Argentine footballer
- Denis Rogers, New Zealand doctor and politician
- Denis Michael Rohan, Australian arsonist
- Denis Rolleston Gwynn, Irish journalist, writer, history professor, and British Army personnel
- Denis Romanenco, Moldovan footballer
- Denis Rooke, English industrialist and engineer
- Denis Rose, English jazz pianist and trumpeter
- Denis Rose (athlete), Seychellois sprinter
- Denis Rouleau, Canadian Royal Canadian Navy officer
- Denis Rousseau, American scientist and professor
- Denis Roux, French cyclist
- Denis Ruddy, Scottish footballer
- Denis Rugovac, Czech road and track cyclist
- Denis Rukundo, Rwandan professional footballer
- Denis Russell, English cricketer
- Denis Rustan, Russian professional footballer
- Denis Rusu (disambiguation), several people
- Denis Ryan (disambiguation), several people
- Denis Sadovsky, Belarusian professional footballer
- Denis Saifutdinov, Russian motorcycle speedway rider
- Denis Salagayev, Russian snowboarder
- Denis Eduardovich Samokhin, Russian former competitive ice dancer, coach, and judge
- Denis Samoylov, Russian footballer
- Denis Sampson, Irish-born Canadian writer and literary critic
- Denis Sanders, American film director, screenwriter, and producer
- Denis Sandona, French biathlete
- Denis Santry, Irish architect and cartoonist
- Denis Sargan, British econometrician
- Denis Sassou Nguesso, Congolese politician and military officer
- Denis A. Saunders, Australian ornithologist and conservationist
- Denis Saurat, Anglo-French scholar, writer, and broadcaster
- Denis Sauvage, French translator, historian, publisher, philologist, and historiographer
- Denis Savard, Canadian NHL player
- Denis Savenkov, Belarusian gymnast
- Denis Saverot, French journalist, author, and editor of French wine publications
- Denis Savin, Russian ballet dancer
- Denis Sayers, English cricketer
- Denis Scanlon, Australian VFL player
- Denis Scannell, Irish sportsperson
- Denis Scheck, German literary critic, journalist, television presenter, and translator
- Denis Scherbakov, Belarusian professional football referee
- Denis Schneider, French painter
- Denis Schuller, Australian cricketer of German descent
- Denis Scuto, Luxembourgish footballer
- Denis Šefik, Serbian water polo player
- Denis Ségui Kragbé, Ivorian shot putter and discus thrower
- Denis Selimović, Slovenian professional footballer
- Denis Selishchev, Russian professional footballer
- Denis Semionov, Russian new media artist
- Denis Sergeev, Russian amateur boxer
- Denis Sergeev (GRU officer), Russian military officer
- Denis Serikov, Russian media manager and radio personality
- Denis Serre, French mathematician and professor
- Denis Shafikov, Russian professional boxer
- Denis Shanagher, American international rugby union player
- Denis Shapovalov, Israeli-Canadian tennis player
- Denis Shaw, British character actor
- Denis Shcherbak, Russian professional footballer
- Denis Shcherbitsky, Belarusian professional footballer
- Denis Shchetkin, Kazakhstan footballer
- Denis Shebanov, Russian professional association footballer
- Denis Shemelin, Kazakhstani KHL player
- Denis Shepilov, Russian footballer
- Denis Shevchuk, Russian footballer
- Denis Shevelev, Russian professional footballer
- Denis Shipwright, British soldier
- Denis Shkarpeta, Uzbekistani professional road cyclist
- Denis Shore, South African athlete
- Denis Shpakovsky, Belarusian professional footballer
- Denis Shurshin, Russian track cyclist
- Denis Shvedov, Russian actor
- Denis Shvidki, Ukrainian-born Russian NHL player
- Denis Silva (disambiguation), several people
- Denis Simachev, Russian fashion designer and TV presenter
- Denis Simani, Swiss-born Albanian footballer
- Denis Simard, Canadian candidate in the 2000 Canadian federal election
- Denis Simon, American professor and academic administrator
- Denis-Simon de Marquemont, French cleric
- Denis Simonet, Swiss politician
- Denis Simplikevich, Russian rugby union footballer
- Denis Simpson, Canadian actor and singer
- Denis Sinor, Hungarian-born American paleolinguist and historian
- Denis Sinyayev, Russian professional footballer
- Denis Sire, French cartoonist
- Denis Skorokhodov, Russian professional footballer
- Denis Smalley, New Zealand composer and musician
- Denis Smallwood, British Royal Air Force commander
- Denis Šme, Slovenian footballer
- Denis Smith (disambiguation), several people
- Denis Smyslov, Russian professional cyclist
- Denis Snimshchikov, Russian professional footballer
- Denis Sobolev, Russian professional footballer
- Denis Sokolov (disambiguation), several people
- Denis Solovyov, Russian professional football coach and player
- Denis Sommer, French politician
- Denis Sonet, French Roman Catholic priest, chaplain, marriage counselor, and educator
- Denis Soskov, Russian footballer
- Denis Soynikov, Russian professional footballer
- Denis Špička, Czech cyclist
- Denis Spirin, Russian footballer
- Denis Spitsov, Russian cross-country skier
- Denis Špoljarić, Croatian handball player and current assistant coach
- Denis Spotswood, English Royal Air Force personnel
- Denis Ssebuggwawo Wasswa, Ugandan Catholic martyr and saint
- Denis Stairs (disambiguation), several people
- Denis Stasyuk, Russian KHL and NHL player
- Denis Stevens, British musicologist
- Denis Stinat, French association footballer
- Denis Stoff, Ukrainian singer
- Denis Stoffels, Dutch Bruges bishop
- Denis Štojs, Slovenian motorcycle speedway rider
- Denis Stracqualursi, Argentine footballer
- Denis Strauch, Australian VFL player
- Denis Streak, Zimbabwean cricketer
- Denis Streker, German footballer
- Denis Strelkov, Russian racewalker
- Denis Suárez, Spanish footballer
- Denis Sugrue, Irish rower
- Denis Sullivan (disambiguation), several people
- Denis Sutherland, New Zealand mayor
- Denis Švec, Slovak footballer
- Denis Sverdlov, British-based Russian businessman
- Denis Taaffe, Irish political writer and historian
- Denis Tabako, Belarusian rower
- Denis Tahirović, Croatian footballer
- Denis Talalay, Russian footballer
- Denis Tarasov, Russian Paralympic swimmer
- Denis Tardif, Canadian politician
- Denis Ten, Kazakhstani figure skater
- Denis Teofikov, Bulgarian singer
- Denis Terentyev, Russian professional footballer
- Denis Thatcher, British businessman, husband of British Prime Minister Margaret Thatcher
- Denis Thériault, Canadian author, playwright, and screenwriter of French-Canadian descent
- Denis Thomalla, German professional footballer
- Denis Thwaites, English professional footballer murdered in the 2015 Sousse attacks
- Denis Tillinac, French writer and journalist
- Denis Tishagin, Russian skier
- Denis Tkachuk, Russian professional footballer
- Denis Tolpeko, Russian KHL player
- Denis Tomaj, Hungarian baron
- Denis Tomic, Austrian professional footballer
- Denis Tomlinson, Rhodesian cricketer
- Denis Tonucci, Italian footballer
- Denis Toussaint Lesage, French deputy, politician, and lawyer
- Denis Trapashko, Belarusian footballer
- Denis Trautmann, German race walker
- Denis Trček, Slovenian computer scientist and university professor
- Denis Trento, Italian ski mountaineer
- Denis Tristant, French handball player
- Denis Troch, French professional footballer and manager
- Denis Trottier, Canadian politician and teacher
- Denis Trudel, Canadian actor and politician
- Denis Truscott, British businessman and mayor
- Denis Tsargush, Russian freestyle wrestler of Abkhaz descent
- Denis Tsoumou, Congolese professional footballer
- Denis Tsygurov, Russian NHL player
- Denis Tumasyan, Russian football coach and player of Armenian descent
- Denis Tunnicliffe, Baron Tunnicliffe, British pilot and railwayman
- Denis Tuohy, Irish television broadcaster, newsreader, journalist, and actor
- Denis Türje, Hungarian baron, landowner, and military leader
- Denis Twitchett, British sinologist and scholar
- Denis Tyndall, British Army personnel and Anglican priest
- Denis Tyurin, Russian KHL player
- Denis Ugarov, Russian professional football coach and player
- Denis Ulanov, Kazakh Olympic weightlifter
- Denis Ursu, Romanian professional footballer
- Denis Urubko, Russian-Polish mountaineer
- Denis Uryvkov, Russian professional footballer
- Denis V. Gonchar, Russian diplomat
- Denis Vairasse, French Huguenot writer
- Denis Valdez Perez, Russian footballer
- Denis Vambolt, Russian footballer
- Denis van Alsloot, Flemish landscape- and genre painter, draughtsman, and tapestry designer
- Denis Vann, English cricketer
- Denis van Uffelen, Belgian professional tennis player
- Denis Vaucher, Swiss cross country skier
- Denis Vaugeois, Canadian author, publisher, and historian
- Denis Vaughan, Australian-born orchestral conductor and multi-instrumentalist
- Denis Vavilin, Russian footballer
- Denis Vavro, Slovak professional footballer
- Denis Velić, Swedish football manager and player
- Denis Ventúra, Slovak professional footballer
- Denis Verdini, Italian politician, banker, and convicted felon
- Denis Verschueren, Belgian racing cyclist
- Denis Vetchinov, Russian military personnel
- Denis Viane, Belgian footballer
- Denis Vidal, French anthropologist
- Denis Vieru, Moldovan judoka
- Denis Viger, Canadian carpenter, businessman, and political figure
- Denis Vikhrov, Russian footballer
- Denis Villeneuve, Canadian film director, film producer, and screenwriter
- Denis Višinský, Czech professional footballer
- Denis Volodin, Kazakhstani professional footballer
- Denis Volotka, Kazakhstani cross-country skier
- Denis Vorobyov, Belarusian cross-country skier
- Denis Voronenkov, Russian politician
- Denis Voronov, Russian footballer
- Denis Voynov, Russian footballer
- Denis Vrain-Lucas, French forger
- Denis Waitley, American motivational speaker, writer, and consultant
- Denis Wakeling, Church of England bishop
- Denis Walker, Rhodesian politician and Methodist missionary
- Denis Walker (activist), Aboriginal Australian activist
- Denis Walsh (disambiguation)
- Denis Walter, Australian radio presenter, baritone singer, recording artist, and media personality
- Denis Warner, Australian journalist, war correspondent, and historian
- Denis Watson, Zimbabwean professional golfer
- Denis Watson (politician), Northern Irish politician
- Denis Waxin, French serial killer- and rapist
- Denis Weaire, Irish physicist and emeritus professor
- Denis Weidlich, Ghanaian-German professional footballer
- Denis Welch, British racing driver and businessman
- Denis Whitaker, Canadian athlete, soldier, businessman, and author
- Denis Whitburn, Australian film writer and producer
- Denis Wick, British influential orchestral trombonist
- Denis Wieczorek, German figure skater
- Denis Wiehe, African Roman Catholic bishop
- Denis Wigan, English cricketer and British Army officer
- Denis William Brogan, Scottish writer and historian
- Denis William Cashmore, English footballer
- Denis Williams, Guyanese painter, author, and archaeologist
- Denis-Will Poha, French professional footballer
- Denis Wilson (footballer), English footballer
- Denis Wirtz, Belgian-American scientist and educator
- Denis Wojcik, American author
- Denis Wolf, German professional footballer
- Denis Wood, American artist, author, cartographer, professor, and convicted child molester
- Denis Worrall, South African academic, businessman, politician, and diplomat
- Denis Wosik, German-Polish kickboxer
- Denis Wright, British diplomat
- Denis Wright (composer), English composer and music conductor
- Denis Wucherer, German basketball coach and player
- Denis Yachmenev, Russian VHL player
- Denis Yakhno, Belarusian professional footballer
- Denis Yakuba, Russian footballer
- Denis Yakubovich, Belarusian professional footballer
- Denis Yanakov, Ukrainian professional footballer
- Denis Yaskovich, Belarusian professional footballer
- Denis Yevseyev, Kazakh tennis player
- Denis Yevsikov, Russian football coach and player
- Denis Yip, Hong Kong business executive
- Denis Yuskov, Russian speed skater
- Denis Zabolotin, Russian handball player
- Denis Zabrodin, Russian professional footballer
- Denis Zachaire, French alchemist
- Denis Zakaria, Swiss professional footballer
- Denis Zanette, Italian professional racing cyclist
- Denis Zanko, French professional football manager and player
- Denis Zanoni, Australian rules footballer
- Denis Žerić, Bosnian professional footballer
- Denis Zeunert, Australian rules footballer
- Denis Zhivchikov, Kazakhstani water polo player
- Denis Zhukovskiy, Russian professional footballer
- Denis Zimba, Zambian boxer
- Denis Zivkovic, American professional tennis player
- Denis Zmeu, Moldovan footballer
- Denis Zubko, Russian association football coach and player
- Denis Zubov, Russian serial killer
- Denis Zubrytsky, Ukrainian historian
- Denis Zvizdić, Bosnia- and Herzegovina politician, Chairman of the Council of Ministers