List of eponyms (A–K)

A

• Shinzō Abe, Japanese Prime Minister – Abenomics
• Niels Henrik Abel, Norwegian mathematician – Abelian group, Abel's theorem, Abel–Ruffini theorem
• Helmut Abt, German-born American astrophysicist - Abt's star
• Allama Iqbal, Indian Muslim philosopher, and poet of Urdu, Persian language, Arabic languages, national poet and ideological father of Pakistan — Allama Iqbal Town, Allama Iqbal Town, Muzaffargarh, Allama Iqbal International Airport, Allama Iqbal Medical College, Allama Iqbal Open University, Iqbal Academy Pakistan.
• Achaemenes, Persian king – Achaemenid dynasty
• Achilles, Greek mythological character – Achilles' heel, Achilles tendon
• Ada Lovelace, first person to describe computer programming – Ada programming language
• Adam, Biblical character – Adam's apple
• Gilbert-Joseph Adam, French mineralogist – adamite
• Alvin Adams, American businessman – Adams Express
• Adamson, Swedish comics character – Adamson Award
• Thomas Addison, British physician – Addison's disease, Addisonian crisis, Addison–Schilder syndrome
• Adelaide of Saxe-Meiningen, British queen – the city of Adelaide in Australia, Queen Adelaide, Cambridgeshire, Adelaide Archipelago, Adelaide Island
• Adhemar, Belgian comics character – Bronzen Adhemar
• Adonis, Greek mythological character – adonis, adonism, Adonis, adonis, Adonis belt
• Aeolus, Greek mythological character – Aeolian harp
• Adam Afzelius, Swedish botanist – Afzelius's disease, afzelia
• Agag, biblical king – Agagites
• Agatha of Sicily, Italian Christian martyr – St. Agatha's Tower
• Agrippina the Younger, Roman empress – Cologne, Germany
• Ahasuerus, Biblical character – the term "ahasverus" is used to describe a "restless person" in certain languages, Ahasverus
• Alfred V. Aho, Canadian computer scientist – the first letter of the name AWK, a computer pattern/action language, is taken from Aho
• George Biddell Airy, English mathematician and astronomer - Airy disk
• Ajax, Greek mythological character – Ajax Amsterdam, Ajax dish detergent
• Akademos, Greek mythological character – academy
• Akela, British literary character – Akela, another term for 'scoutsleader'
• Rabbi Akiva, Judean rabbi – Bnei Akiva
• Muhammad ibn Musa al-Khwarizmi, Latinized as "Algoritmi", Persian mathematician – algorithm.
• Abd al-Rahman al-Sufi, Persian astronomer - al-Sufi's cluster.
• Semyon Alapin, Lithuanian chess player – Alapin's Opening
• King Albert I, Belgian king – Albert Canal, Albert premetro station, Alberteum Aedes Scientiae, King Albert Park, Albertine, King Albert Medal, Albertina markers.
• Albert, Prince Consort, British prince – Prince Albert piercing, a form of male genital piercing; Albert Bridge, London, Albert Bridge, Glasgow, Royal Albert Dock, Liverpool, Royal Albert Dock, London, Royal Albert Hall, Albert Memorial, Lake Albert, Prince Albert, Saskatchewan, Prince Albert National Park, Albert Medal
• Adolf Albin, Romanian chess player – Albin Countergambit
• Alcaeus, Greek poet – Alcaic stanza
• Alexander Alekhine, Russian chess player – Alekhine's Defence
• Alexander of Aphrodisias, Greek philosopher – Alexandrism, Alexander's band
• Alexander the Great, Greek-Macedonian conqueror – Alexandria, İskenderun, Kandahar, alexandrine, Iskanderkul
• Matthew Algie, Scottish businessman – "Matthew Algie"
• Alice, British literary character – Alice in Wonderland syndrome
• Thomas Allinson, British physician – Allinson bread
• Herb Alpert and Jerry Moss, American musicians – A&M Records
• Arthur Cecil Alport, South African physician – Alport syndrome
• Walter C. Alvarez, American physician − Alvarez' syndrome; Alvarez-waves; Walter C. Alvarez Memorial Award
• Alois Alzheimer, German neurologist – Alzheimer's disease
• Amanullah Khan, Afghan king – The Dutch term "ammehoela"
• Amaryllis, Roman literary character from Virgil's pastoral Eclogues – amaryllis
• Amazons, Greek mythological tribe – Amazon River, Amazon.com, Inc
• Adelbert Ames Jr., American scientist — Ames room, Ames trapezoid
• Bruce Ames, American biochemist – Ames test
• Jakob Ammann, Swiss-American religious leader – Amish
• André-Marie Ampère, French scientist – ampere – unit of electric current, Ampère's law, amp
• Amun, Egyptian god – ammonia
• Roald Amundsen, Norwegian explorer – Amundsen Sea; Amundsen crater, a crater on the Moon; Amundsen–Scott South Pole Station
• Ignacio "Nacho" Anaya – inventor of nachos
• José de Anchieta, Spanish priest – Anchieta Island, Anchieta, Espírito Santo, Anchieta, Santa Catarina, Rodovia Anchieta
• Andromeda, Greek mythological character – Andromeda constellation, Andromeda Galaxy, Andromeda polifolia
• Anders Jonas Ångström, Swedish physicist – angstrom, unit of distance
• Adolf Anderssen, German chess player – Anderssen's Opening
• Saint Andrew, Christian apostle – Order of Saint Andrew, Saint Andrew's Cross, St Andrews, Scotland, San Andreas Fault, and numerous other localities, churches and cathedrals
• Jimmie Angel, American aviator - Angel Falls
• Anne of Denmark, Scottish queen – Queen Anne's Men
• Anne, Queen of Great Britain, British queen – Queen Anne style architecture, Queen Anne style furniture, Statute of Anne, Queen Anne's Bounty
• Antoninus Pius, Roman emperor – Antonine Wall
• Virginia Apgar, American physician and anesthesiologist – Apgar score
• Aphrodite, Greek mythological character – aphrodisiac
• Apollinaris of Ravenna – Apollinaris
• Apollo, Greek mythological character – Apollonian and Dionysian, Apollo archetype, Apollo's belt
• Apollonius of Perga, Greek mathematician and astronomer – Apollonian circles, Apollonian gasket, Apollonian network, Apollonius' theorem, Problem of Apollonius
• Saint Thomas Aquinas, Italian philosopher – Thomism, many educational institutions
• Yasser Arafat, Palestinian politician and activist – Arafat scarf
• Rafael Moreno Aranzadi, nicknamed Pichichi, Spanish association football player – Pichichi Trophy
• Archimedes, Greek mathematician – Archimedes' screw, Archimedes' principle, Archimedean point, Claw of Archimedes, Archimedean solid
• Henryk Arctowski, Polish scientist and explorer – Arctowski's arc
• Argus Panoptes, Greek mythological character – argus-eyed, great argus, scatophagus argus
• Albert Wojciech Adamkiewicz, Polish pathologist – Artery of Adamkiewicz
• Ariadne, Greek mythological character – Ariadne's thread
• Aristoteles, Greek mathematician and philosopher – Aristotelianism, Aristotelian ethics, Aristotelian physics, Aristotelian Society, Aristotelian theology, Aristotelia, Aristotle Mountains, Aristotle's wheel paradox, Aristotle's theory of universals, Pseudo-Aristotle
• Jacobus Arminius, Dutch theologian – Arminianism
• Louis Armstrong, American jazz musician, who was nicknamed Satchmo – Satchmo's syndrome
• William George Armstrong, British inventor and business man – Armstrong breech-loading gun, Armstrong effect
• Arthur, British-Welsh mythological king – Arthurian fantasy, Arthurian heraldry, Arthurian legend
• José Gervasio Artigas, Uruguayan revolutionary leader – Artiguism
• Asclepius, Greek mythological character – rod of Asclepius, therapeutae of Asclepius
• Hans Asperger, Austrian psychologist – Asperger syndrome
• Atalanta, Greek mythological character – Atalanta butterfly
• Mustafa Kemal Atatürk, Turkish president – Kemalism
• Athena, Greek goddess – The Greek city Athens, atheneum, Athens, Athene
• Robert Atkins, American nutritionist – Atkins diet
• Atlas, Greek mythological character – atlas, Atlas, atlas, Atlas, Atlas, Atlas, Atlas bear, Atlas beetle, Atlas cedar, Atlas pied flycatcher, Atlas moth, Atlas turtle
• Atthis, Greek mythological character – Atthis, Attica
• Shlomo Zalman Auerbach, Israeli rabbi and theologist – Ramat Shlomo
• Aurélio Buarque de Holanda Ferreira, Brazilian lexicographer – Aurélio's Brazilian Portuguese Dictionary, nicknamed the "Big Aurélio" in Portuguese.
• Augeas, Greek mythological king – Augean stable
• Augustus Caesar, Roman emperor – the month of August; the city of Zaragoza ; the city of Caesarea in Israel; numerous other cities once named Caesarea; Augustan age
• R. Stanton Avery, American inventor and businessman – Avery Dennison Corporation
• Tex Avery - American animated film director - Avery-esque.
• Amedeo Avogadro, Italian chemist – Avogadro constant, Avogadro's law
• Nnamdi Azikiwe, Nigerian president – Zikism

  B

• Báb, Persian religious leader – Bábism
• Charles Babbage, British mathematician and inventor – Babbage engine, Babbage
• Isaac Babbitt, American inventor – Babbitt metal
• Joseph Babinski, French neurologist – Babinski's sign, Anton–Babinski syndrome, Babinski–Fröhlich syndrome, Babinski–Froment syndrome, Babinski–Nageotte syndrome, Babinski–Vaquez syndrome, Babinski–Weil test, Babinski–Jarkowski rule.
• Lauren Bacall, American actress – Bogart–Bacall syndrome
• Facundo Bacardi, Spanish-Cuban business man – Bacardi, Bacardi cocktail, Bacardi Breezer
• Bacchus, Greek-Roman mythological character – Bacchic, Bacchic art, Bacchanalia
• Edward Bach, British physician – Bach flower remedies
• Johann Sebastian Bach, German composer – BACH motif
• John Backus, American computer scientist – Backus–Naur form
• Karl Baedeker, German business man – Baedeker
• Leo Baekeland, Belgian inventor – Bakelite
• William Baffin, British explorer – Baffin Bay, Baffin Island
• Bahá'u'lláh, Persian religious leader – Baháʼí Faith
• Bahram V Gur, Persian king – bahramdipity
• Donald Bailey, British engineer and inventor – Bailey bridge
• Francis Baily, British astronomer – Baily's beads
• René Baire, French mathematician – Baire category theorem, Baire function, Baire measure, Baire set, Baire space, Baire space, Property of Baire
• John Randal Baker, English zoologist and anthropologist – Microscopic staining merthods: for lipids, Baker's acid-haematein, and for mucins his mucicarmine
• Italo Balbo, Italian aviator and politician – Balbo, Seventh Street Balbo Drive
• Ed Balducci, Italian-American illusionist – Balducci levitation
• J. G. Ballard, British author – Ballardian, Ballardesque
• János Balogh, Hungarian-Romanian chess master – Balogh Defense
• Balthazar, Biblical character – 12-litre wine bottle
• Honoré de Balzac, French author – Balzac Prize
• Bambi, Austrian literary character – Bambi effect, Bambi effect, Bambi Award
• Heinrich Band, German inventor and music instrument builder– Bandoneón
• Bernhard Bang, Danish physician – Bang's disease
• Peter Bang and Svend Olufsen, Danish businesspeople – Bang and Olufsen
• John Kendrick Bangs, American writer - Bangsian fantasy
• Joseph Banks, British botanist – Banks Peninsula, genus Banksia
• Baphomet, demon character – Sigil of Baphomet
• Barbara, daughter of American business woman Ruth Handler – Barbie doll
• Joseph Barbera and William Hanna, American animators – Hanna-Barbera
• Willem Barentsz, Dutch explorer – Barents Sea, Barentsz bridge, Barents Region
• Francis Baring, British businessman – Barings Bank
• Heinrich Barkhausen, German physicist – Barkhausen effect, Barkhausen stability criterion, Barkhausen–Kurz tube
• Peter Barlow, English mathematician and physicist — Barlow lens
• Thomas Wilson Barnes, British chess master – Barnes Defence, Barnes Opening
• P. T. Barnum, American circus entertainer – Barnum effect
• Murray Barr, Canadian physician – Barr body
• Yvonne Barr and Sir Anthony Epstein, British physicians – Epstein–Barr virus
• Jean Alexandre Barré, French neurologist – Guillain–Barré syndrome, Barré test
• Caspar Bartholin the Younger, Danish physician – Bartholin's gland
• Béla Bartók, Hungarian composer – Bartok pizzicato
• Basarab I of Wallachia – Bessarabia
• Earl W. Bascom, American-Canadian rodeo inventor – Bascom's rigging
• John U. Bascom, American surgeon – Bascom cleft lift procedure
• Karl Adolph von Basedow, German physician – Graves–Basedow disease
• John Baskerville, British typographer – Baskerville
• George Bass, British explorer – Bass Strait
• Tomáš Baťa, Czech businessman – Bata Shoes; Bata Shoe Museum, Tomas Bata University in Zlín, Batawa; Batanagar, India; Batapur, Punjab, Pakistan
• Henry Walter Bates, British biologist – Batesian mimicry
• Émile Baudot, French engineer – Baudot alphabet, Baudot code
• Antoine Baumé, French engineer – Baumé scale
• Bavo of Ghent, Southern-Dutch/Walloon Roman Catholic saint – Bamberg, Germany
• Donald E. Baxter and Delia B. Baxter – Baxter International
• Bryce Bayer, American scientist – Bayer filter
• Friedrich Bayer, German business man – Bayer AG
• Herbert Bayer, Austrian-American graphic designer and architect – Bayer Universal, Architype Bayer
• William Bayliss, British physician – Bayliss effect
• The Beatles, British rock group – Beatlesque, Beatle boot, Beatle haircut, Beatlemania
• Francis Beaufort, Irish captain – Beaufort scale
• Louis de Béchamel, a courtier of Louis XIV – Béchamel sauce
• Alison Bechdel, American cartoonist – Bechdel test
• Carl Bechstein, German businessman – C. Bechstein
• Warren A. Bechtel, American businessman – Bechtel
• Heinrich Beck, German businessman – Beck's beer, Beck's Futures art prize
• John Bruce Beckwith, American physician – Beckwith–Wiedemann syndrome
• Henri Becquerel, French physicist – becquerel
• John Russell, 4th Duke of Bedford, British politician – Bedfordite
• Captain Beefheart, American rock musician - Beefheart-esque.
• Michel Bégon, French politician – begonia
• Hulusi Behçet, Turkish dermatologist – Behçet's disease
• Adrian Bejan, Romanian-American mathematician – Bejan number
• Léon Bekaert, Belgian businessman – Bekaert
• Jacob Bekenstein, Israelian-American theoretical physicist – Bekenstein bound
• Édouard Belin, French-Swiss inventor – Belinograph
• Alexander Graham Bell, Scottish inventor – bel – unit of relative power level; Bell Labs, Bell System, BellSouth, Bellcore, Regional Bell Operating Company, Bell Canada – companies.
• Glen Bell, American restaurateur - Taco Bell
• Francis Bellamy, American religious leader – Bellamy salute
• Fabian Gottlieb von Bellingshausen, Estonian-German explorer – Bellingshausen Sea
• Nikos Beloyannis, Greek resistance leader – Beloiannisz
• Eliezer Ben-Yehuda, Litvak lexicographer – Ben Yehuda Street, Ben Yehuda Street
• Benedick, British theatrical character – benedick
• Benedict of Nursia, Italian priest – Benedictine
• Edvard Beneš, Czech president – Beneš decrees
• Luciano Benetton, Italian business man – Benetton Group, Benetton Formula
• Charles Benham, English journalist - Benham's top / Benham's disc
• Benjamin, Biblical character – a Benjamin
• Pal Benko, Hungarian chess player – Benko Gambit, Benko's Opening
• Arnold Bennett, British novelist – Omelette Arnold Bennett, dish developed at the Savoy Hotel, London
• Floyd Bennett, NASA trajectory designer — Bennett Hill
• Linn Boyd Benton, American typographer – Benton Pantograph
• Karl Benz, German businessman – Benz & Cie.
• Hiram Berdan, American inventor – Berdan Sharps rifle, Berdan centerfire primer
• Hans Berenberg and Paul Berenberg, German businessman – Berenberg Bank
• Vitus Bering, Danish-born Russian explorer – Bering Strait, Commander Islands
• Busby Berkeley, American choreographer – "Busby Berkeley choreography", "Busby Berkeley number"
• David Berkowitz also known as "Son of Sam", American criminal – Son of Sam law
• Emile Berliner, German-American inventor and businessman – Berliner Gramophone
• Maximilian Berlitz, German-American businessman – Berlitz Language Schools
• Juan de Bermúdez, Spanish explorer – Bermuda
• Daniel Bernoulli, Dutch mathematician – Bernoulli's principle
• Sergei Natanovich Bernstein, Russian mathematician – Bernstein polynomial, Bernstein algebra, Bernstein's inequality, Bernstein inequalities in probability theory, Bernstein polynomial, Bernstein's problem, Bernstein's theorem, Bernstein's theorem on monotone functions, Bernstein–von Mises theorem
• Yogi Berra, American baseball player – Yogi Bear, Yogiisms
• Claude Louis Berthollet, French chemist – Berthollide
• Alphonse Bertillon, French police officer – Bertillon method/system.
• Henry Bessemer, British inventor – Bessemer converter, Bessemer steel
• Aneurin Bevan, British politician – Bevanism
• Pierre Bézier, French engineer and mathematician – Bézier curve, Bézier surface
• Wilhelm von Bezold, German physicist and meteorologist — Bezold effect, Bezold-Brücke shift
• Marcel Bich, French-Italian businessman – Bic
• Joe Biden, 46th president of the United States – Bidenomics
• Bieda, a Saxon landowner – Bedfordshire
• Max Bielschowsky, German neuropathologist – Bielschowsky's silver stain for nerve fibres
• Big Brother, British literary character – "Big Brother society", Big Brother Awards
• Félix Billet, French physician - Billet's rose
• Alfred Binet, French mathematician – Stanford-Binet IQ test
• Meyer Herman Bing and Frederik Vilhelm Grøndahl, Danish business people – Bing & Grøndahl
• Bintje Jansma, Dutch pupil – Bintje
• Forrest Bird, American inventor – Bird Innovator
• Henry Bird, British chess player – Bird's Opening
• Clarence Birdseye, American businessman – Captain Birdseye
• Jane Birkin, British pop singer and actress – Birkin bag.
• László Bíró, Hungarian inventor – Biro,
• Sereno Edwards Bishop, scientist, Presbyterian minister and publisher - Bishop's Ring
• Otto von Bismarck, German chancellor – Bismarck Archipelago and Bismarck Sea near New Guinea; German battleship Bismarck as well as two ships of the Imperial Navy ; Bismarck, North Dakota, Bismarck herring
• Fischer Black and Myron Scholes, American economists – Black–Scholes formula, Black–Scholes equation
• S. Duncan Black and Alonzo G. Decker, American business men – Black & Decker
• Tony Blair, British Prime Minister – Blairism, Blatcherism
• William Blair - Blair Cuspids
• Louis Auguste Blanqui, French politician and activist – Blanquism
• Louis Blériot, French aviator – Recherches Aéronautiques Louis Blériot.
• Charles K. Bliss, Ukrainian-Austrian engineer – Blissymbols.
• André Bloch, French mathematician, Bloch space, Bloch's theorem
• Felix Bloch, Swiss-American physician – Bloch wall, Bloch sphere, Bloch's theorem
• Charles Blondin, French acrobat – Blondin
• Amelia Bloomer, American activist – bloomers
• Benjamin Blumenfeld, Belarusian chess player – Blumenfeld Gambit
• Boann, Irish mythological character – The River Boyne
• Johann Elert Bode and Johann Daniel Titius, German astronomers – Titius–Bode law
• David Bodian, – American medical scientist – Bodian's protargol stain
• Giambattista Bodoni, Italian typographer – Bodoni
• William Boeing, American aviator – Boeing Commercial Airplanes
• Herman Boerhaave, Dutch physician – Boerhaave syndrome
• Humphrey Bogart, American actor – Bogart–Bacall syndrome
• Efim Bogoljubov, Russian-German chess player – Bogo-Indian Defence
• Bogomil, Bulgarian religious leader – Bogomilism
• Niels Bohr, Danish physicist – Bohr magneton, Bohr radius, bohrium
• Lecoq de Boisbaudran, French chemist – gallium, chemical element. Although named after Gallia, Lecoq de Boisbaudran, the discoverer of the metal, subtly attached an association with his name. Lecoq in Latin is gallus.
• Bart Jan Bok, Dutch astronomer – Bok globules
• Simón Bolívar, Bolivian general and president – Bolivia, Bolívar Department, Colombia, various cities and tows named Bolívar en Venezuela and Colombia, Venezuelan bolívar, Bolívar, Bolivarism
• Jean Bolland, Belgian priest – Bollandists
• Lucas Bols, Dutch businessman – Bols
• Ludwig Boltzmann, German mathematician – Boltzmann constant, Stefan–Boltzmann constant, Stefan–Boltzmann law
• Napoleon Bonaparte, French general and emperor – Bonapartism, Napoleonic Code, Napoleon Empire, Napoleonic Wars, Napoleon complex, Napoleon Opening, Napoleon's theorem, Napoleon's problem, Napoleon snake eel, Napoleon fish, Napoleon, Napoleon points, Napoleonka
• George Alan Bond, American-Australian business man – Bonds
• George Boole, British mathematician – Boolean algebra
• Gail Borden, American business man – "Borden Condensed Milk", Borden County, Texas
• Jules Bordet, Belgian physicist – Bordetella
• Amadeo Bordiga, Italian politician – Bordigism
• Armand Borel, French mathematician – Borel–Weil–Bott theorem, Borel conjecture, Borel fixed-point theorem, Borel's theorem
• Émile Borel, French mathematician – Borel algebra, Borel's lemma, Borel's law of large numbers, Borel measure, Borel–Kolmogorov paradox, Borel–Cantelli lemma, Borel–Carathéodory theorem, Heine–Borel theorem, Borel summation, Borel distribution
• Alexander Borodin, Russian composer and chemist – Borodin reaction
• Karel Havlíček Borovský, Czech novelist – Havlíčkův Brod
• Giuseppe Borsalino, Italian businessman – Borsalino
• Bernard Bosanquet, British cricketer – bosie, the Australian term for the cricket technique googly
• Hieronymus Bosch, Dutch painter – Boschian
• Robert Bosch, German business man and inventor – Robert Bosch GmbH
• Amar Bose, American business man and inventor – Bose Corporation, Bose speaker packages
• Satyendra Nath Bose, Indian physicist – bosons, Bose–Einstein statistics, Bose–Einstein condensate
• Jean-Marc Bosman, Belgian association football player – Bosman ruling
• C. F. Bottlinger - Bottlinger's rings
• Elbert Dysart Botts, American engineer and inventor – Botts' dots, a street and highway lane separator
• Louis Antoine de Bougainville, French navigator – the bougainvillea plant, which he discovered.
• Pierre Bouguer, French mathematician, geophysicist, geodesist, and astronomer - Bouguer's halo
• Georges Boulanger, French politician – Boulangism
• Étienne-Louis Boullée, French neoclassicist architect – Boulléesque
• Matthew Boulton and James Watt, British inventors and business people – Boulton and Watt
• Habib Bourguiba, Tunesian president – Bourguibism
• Thierry Boutsen, Belgian car racer – Boutsen Aviation
• Sir Frank Bowden, 1st Baronet, British businessman – Bowden cable.
• Thomas Bowdler, British publisher – to bowdlerize
• Jim Bowie, American inventor – Bowie knife
• Sir William Bowman, British anatomist – Bowman's capsule
• Charles Boycott, Irish politician – boycott
• Robert Boyle, Irish chemist – Boyle's law
• Rudolph Boysen, American horticulturist – boysenberry
• Silvius Brabo, Belgian mythological character – Brabant, Brabo Fountain.
• Tycho Brahe, Danish astronomer – Tychonic system, Tycho Brahe days
• Tom Bradley, American politician – Bradley effect.
• Brahma, Hindu deity – Brahmanism
• Brahmagupta, Indian mathematician and astronomer – Brahmagupta's formula, Brahmagupta's identity, Brahmagupta's trapezium, Brahmagupta's problem, Brahmagupta's polynomial
• Johannes Brahms, German composer – Brahms guitar
• Louis Braille, French inventor – braille writing
• Matthew Bramley, British butcher – Bramley apple
• Karl Ferdinand Braun, German physicist – "Braun tube" Karl Ferdinand Braun Prize
• Auguste Bravais, French physicist known for his work in crystallography - Bravais arc
• Pierre Savorgnan de Brazza, Italian explorer – Brazzaville, De Brazza's monkey
• Abraham-Louis Breguet, Swiss watch maker – Breguet
• Louis Charles Breguet, French aviator – Breguet Aviation, Breguet 14, Breguet's range equation
• Jacques Brel, Belgian singer – Brelian crescendo
• Hans-Joachim Bremermann, German-American mathematician and biophysicist – Bremermann's limit
• Jack Elton Bresenham, American computer scientist – Bresenham's line algorithm
• Ebenezer Cobham Brewer, British lexicographer – Brewer's Dictionary of Phrase and Fable
• Leonid Brezhnev, Russian head of state – Brezhnev Doctrine
• Richard Bright, British physician – Bright's disease
• Jean Anthelme Brillat-Savarin, French gastronomer – Brillat-Savarin cheese, Gâteau Savarin
• Thomas Brisbane, British politician – Brisbane and Brisbane River
• Paul Broca, French neurologist – Broca's aphasia, Broca's area
• Dalmero Francis Brocchi, amateur astronomer and chart maker for the American Association of Variable Star Observers - Brocchi's Cluster
• Steve Brodie, American man who jumped off Brooklyn Bridge and survived, becoming a celebrity afterwards - "do a Brodie" or "pull a Brodie"
• Henry James Brooke, British crystallographer – Brookite
• Mel Brooks, American film director and actor – Brooksfilms
• Gordon Brown, British Prime Minister – Brownism
• Robert Brown, Scottish botanist – Brownian motion
• John Browning, American inventor – Browning firearms, including the M1918 Browning Automatic Rifle and Browning Hi-Power
• Archibald Bruce, American mineralogist – Brucite.
• Catherine Wolfe Bruce, American humanitarian activist – Bruce Medal.
• David Bruce, Australian-Scottish pathologist and microbiologist – Brucella, brucellosis.
• James Bruce, Scottish explorer – brucine.
• R. H. Bruck, American mathematician – Bruck–Ryser–Chowla theorem
• Anton Bruckner, Austrian composer – Bruckner rhythm
• Pieter Bruegel the Elder, Flemish painter – Bruegelian, Bruegel, Brueghel's syndrome, "Bruegel Ancienne"
• Johannes Brugman, Dutch priest – "praten als Brugman"
• Marcus Junius Brutus, Italian politician – brutal, brutality, brute
• Prince Brychan, British king – Brecknockshire
• Bucca, Saxon landowner – Buckinghamshire
• Bucephalus, horse of Alexander the Great – Bucephala, Bucephala
• Buddha, Nepalese religious leader – Buddhism
• Semyon Budyonny, Russian general – Budyonny horse
• Ettore Bugatti, Italian businessman – Bugatti
• Muhammadu Buhari, Nigerian president – Buharism
• David Dunbar Buick, American businessman – Buick
• Dagwood Bumstead, American comics character – Dagwood sandwich
• Archie Bunker, American TV character – the Bunker vote
• Robert Bunsen, German inventor – Bunsen burner
• Viktor Bunyakovsky, Russian mathematician – Bunyakovsky conjecture
• Johan Burgers Dutch businessman — Royal Burgers' Zoo
• Jean Buridan, French philosopher – Buridan's ass
• William Burke, Irish criminal – to burke
• Robert Burns, Scottish poet – Burns stanza
• Ambrose Burnside, American general – sideburns
• Wilhelm Busch, German comics artist and illustrator – Wilhelm Busch Prize
• George W. Bush, American president – Bush Doctrine, Bushism
• Lord Byron, British poet – Byronic; Byronism