List of Jesuits

A

• Piotr Abramowicz, Polish missionary
• José de Acosta, Spanish historian; author of The Natural and Moral History of the Indies
• Rodolfo Acquaviva, Italian Jesuit missionary and priest in India
• François d'Aguilon, Belgian mathematician and physicist
• Mateo Aimerich, Spanish philologist
• Giacomo Maria Airoli, Italian Orientalist and scriptural commentator
• Edward Alacampe, English philosopher; Procurator of Rome
• Giulio Alenio, Italian missionary to China, called the "Confucius of the West"
• Claude-Jean Allouez, French Jesuit, missionary to Wisconsin
• Diego Francisco Altamirano, Spanish author
• Charles Aylmer, Irish Jesuit, superior of the Dublin Residence
• Jean Joseph Marie Amiot, French missionary to China
• José de Anchieta, Spanish missionary in Brazil, founder of São Paulo, Brazil
• Saint Modeste Andlauer, martyred in China
• Antal Andrassy, second Bishop of the Roman Catholic Diocese of Rozsnyó
• Yves Marie André, French mathematician, philosopher, and essayist
• Juan Andrés, prolific 18th-century Spanish writer
• Renatus Andrieux, victim of the September massacres
• Francesco degli Angeli, missionary to Ethiopia
• Johannes Arnoldi, German missionary, martyred in Germany
• Saint Edmund Arrowsmith, one of the Forty Martyrs of England and Wales
• Stefano Arteaga, Spanish writer
• Fr. Pedro Arrupe, 28th Superior General of the Society of Jesus who led the first rescue party in Hiroshima after the dropping of the atomic bomb.
• Xabier Arzalluz, Spanish Basque leader; later left the Society
• Berndt David Assarsson, Swedish monsignor, historical author and psalmist
• Joanna of Austria, Princess of Portugal, reputed to have taken the order's vows under the name Mateo Sánchez
• Hyacinthe Robillard d'Avrigny, historian
• Miguel de Ayatumo, venerated Filipino seminarian dubbed as "Saint Aloysius Gonzaga of the Philippines"

B

• Jakob Balde, German Latinist, court chaplain to Maximillian I
• John Ballard, English Jesuit priest executed for being involved in an attempt to assassinate Queen Elizabeth I of England
• Hans Urs von Balthasar, 20th-century theologian, Jesuit from 1928 to 1950 when he left the order to found a new community with Adrienne von Speyr
• Baldassare Diego Loyola, Moroccan prince who converted to Christianity and became a Jesuit priest
• Cipriano Barace, Spanish missionary and martyr
• Ignacio Martín-Baró, martyr in El Salvador
• Pedro Barreto, Peruvian cardinal proclaimed by Pope Francis in 2018.
• Augustin Barruel, French writer
• Florian Baucke, Silesian and Bohemian Jesuit missionary to South America
• Michel Baudouin, Superior-General of the Louisiana Mission
• Joseph Bayma, wrote "Molecular Mechanics" in 1866
• Augustin Bea, German cardinal, Ecumenist at the Vatican II council
• Nicolas-Ignace de Beaubois, French missionary to Quebec
• Jan Beckx, Belgian Superior General
• Franz Jozef van Beeck, Dutch theologian who taught in the US
• Joop Beek, Dutch and Indonesian educator and presidential political advisor
• Johann Adam Schall von Bell, German missionary to China; astronomer
• Saint Robert Bellarmine, Italian Cardinal and theologian, Doctor of the Church
• Aloysius Bellecius, Jesuit ascetic author
• Saint John Berchmans, Jesuit seminarian from Belgium
• Jorge Mario Bergoglio, Argentine, first Jesuit to be elected Pope
• Thomas V. Bermingham, American academic who worked on The Exorcist
• Prosper Bernard, Canadian missionary to China, killed by the Japanese
• Joaquin G. Bernas, Filipino constitutionalist
• Daniel Berrigan, American political activist, poet, and professor at Fordham University
• Saint Jacques Berthieu, French Jesuit priest, missionary and first blessed Martyr of Madagascar
• Blessed Jan Beyzym, Polish missionary to people with Leprosy in Madagascar
• Giuseppe Biancani, very early selenographer
• Jacob Bidermann, theologian and playwright - inspired Johann Wolfgang Goethe
• Jacques de Billy, correspondent of Pierre de Fermat, many early contributions in number theory
• Erwin Bischofberger, Swedish Jesuit and medical practitioner
• Leopold Biwald, 18th-century Austrian physics professor and textbook author
• Jose Luis Blanco Vega, Spanish professor and film critic
• Saint Andrew Bobola, Polish missionary, martyred by the Cossacks
• Nicholas Bock, Russian diplomat who later became a Jesuit priest
• Michael Bordt, German philosopher and academic
• Saint Francis Borgia, third Superior General of the Society
• Ruggero Boscovich, Croatian scientist who made many contributions to physics and astronomy
• Giovanni Botero, Italian thinker, discharged from the Society in 1579
• Joachim Bouvet, early missionary to China and a leading member of the Figurist movement
• Louis Bourdaloue, French preacher and orator
• William S. Bowdern, exorcist who inspired the novel and film The Exorcist
• Greg Boyle, director and founder of Homeboy Industries
• Joseph A. Bracken, American philosopher and Catholic theologian
• Dean Brackley, Professor of Theology at the Central American University, San Salvador
• Niklaus Brantschen, Swiss Zen master, author, and founder of the Lassalle-Institut
• Saint Jean de Brébeuf, 17th-century French-Canadian missionary and martyr
• Saint Alexander Briant, English martyr
• Frank Brennan, Officer of the Order of Australia for services to Aboriginal Australians
• John Brignon, translator of religious works into French
• Peter Michael Brillmacher, German preacher during the Counter Reformation
• Jean de Brisacier, controversialist and opponent of Jansenism
• Saint John de Brito, Portuguese martyr and missionary to Madura, India
• Stephen Brown (Jesuit), founder of the Central Catholic Library
• Tadeusz Brzozowski, Polish scholar, having secured its continuity during the suppression of the Society until its restoration, elected twentieth Superior General of the Society of Jesus and its first world-wide general.
• Claude Buffier, aimed to discover the ultimate principal of knowledge, praised by Voltaire
• Joannes Busaeus, theologian at Mainz University who wrote in defence of the introduction of the Gregorian calendar in Germany
• William J. Byron, President of the University of Scranton, President of Catholic University of America, Interim President of Loyola University New Orleans, President of St. Joseph's Preparatory School

C

• Niccolò Cabeo, many early contributions to physics
• Pedro de Calatayud, missionary
• Saint Edmund Campion, English martyr
• Saint Petrus Canisius, Dutch theologian, writer of the widely used Little Catechism; Doctor of the Church
• James Carney, American missionary who ministered to peasants and left-wing insurgents in Honduras
• John Carroll, first bishop of the United States and founder of Georgetown University
• Paolo Casati, Mathematician, supported Galileo
• John II Casimir Vasa, king of the Polish–Lithuanian Commonwealth
• Louis Bertrand Castel, French scientist
• Leonardo Castellani, 20th-century Argentine writer and theologian
• Giuseppe Castiglione, Italian Jesuit brother; artist to the Chinese Emperor
• Saint Juan del Castillo, martyr of the Río de la Plata
• Juan Paez de Castro, priest and confessor to King Philip II of Spain
• Jean Pierre de Caussade, spiritual director, college rector, and author of Abandonment to Divine Providence
• Jean-Antoine du Cerceau, French Jesuit priest, poet, and playwright
• Michel de Certeau, French cultural theorist
• Francesco Cetti, mathematician and zoologist
• Saint Noël Chabanel, North American martyr
• Timoléon Cheminais de Montaigu, 17th century orator
• Pierre Cholenec, Superior of Montreal
• Stephen Cardinal Chow Sau-yan, 9th Bishop of Hong Kong, Former Provincial superior of the Chinese Province
• Drew Christiansen, nuclear expert and disarmament consultant to the Holy See
• Walter Ciszek, missionary and religious prisoner in Soviet Union; author
• Saint Peter Claver, Spanish missionary in South America
• Christopher Clavius, main architect of the modern Gregorian calendar
• Saint Claude de la Colombière, preacher to the seventh Duchess of York, Mary of Modena
• Louis le Comte, early missionary to China
• Guy Consolmagno, Vatican astronomer
• Frederick Copleston, English writer, author of the definitive History of Philosophy
• Honoré-Gaspard de Coriolis, French cleric and historian
• John M. Corridan, labor activist and "Waterfront priest" whose story inspired the classic film On the Waterfront
• Horacio de la Costa, Philippine historian and first Filipino Jesuit provincial superior in the Philippines
• Jacques Courtois, 17th-century French painter
• François Crépieul, 17th-century French missionary in Canada
• Saint Roque González de Santa Cruz, Paraguayan missionary and martyr
• James Cullen, Irish temperance campaigner who founded the Pioneer Total Abstinence Association
• Johann Baptist Cysat, published the first printed European book concerning Japan
• Stanislaus Czerniewicz, Lithuanian-Polish priest, elected vicar general for Jesuits in Russia when the Society of Jesus was suppressed
• Stanisław Czerski, Polish graphic designer

D

• Claude Dablon, Superior General of all the Canadian missions
• Saint Antoine Daniel, North American martyr
• Cardinal Jean Daniélou, author, scholar, and member of the French Academy
• Alfred Delp, German hanged for his opposition to Hitler
• Saint Paul Denn, martyred in China
• Robert De Nobili, Italian missionary to India, who tried to inculturate Christian values to the Indian culture
• Henri Depelchin, Belgian missionary, pioneer, writer and educator in India and Africa
• Pedro Descoqs, French Jesuit philosopher and supporter of Action Française
• Ippolito Desideri, Italian Jesuit missionary to Tibet
• Paul de Barry, rector of the Jesuit colleges at Aix, Nîmes, and Avignon, and Provincial of Lyon.
• Pierre-Jean De Smet, active missionary among the Native Americans of the Western United States in the mid-19th century
• Richard De Smet, Jesuit Indologist, Professor of Phisosophy, JnanaDeep Vidyapeeth, Pune, Maharashtra, India; prolific writer and contributor to the Marathi Encyclopaedia of Philosophy
• William Detré, 17th century missionary in the Amazon
• Salvatore di Pietro, Italian missionary and first apostolic prefect to Belize, Central America
• Pedro Díaz, missionary
• John Donne, English poet and cleric in the Church of England
• Eduardo Dougherty, American-Brazilian educator, communicator and leader of the Catholic Charismatic Renewal in Brazil
• Robert Drinan, first Catholic priest to serve as a voting member of U.S. Congress
• Gabriel Druillettes, Apostle of Maine, missionary and explorer
• Francis Bennon Ducrue, Bavarian missionary to Mexico
• Peter Dufka, Slovakian priest and professor at the Pontifical Oriental Institute in Rome
• Cardinal Avery Dulles, American theologian and professor at Fordham University
• Jacques Dupuis, theologian, edited The Christian Faith which went to seven editions

E

• Ignacio Ellacuría, rector of University of Central America; murdered in 1989
• Saint Philip Evans, one of the Forty Martyrs of England and Wales

F

• Saint Peter Faber, early companion of Ignatius of Loyola, co-founder of the Society of Jesus; missionary in Germany
• Honoré Fabri, first to explain why the sky is blue
• Jean-Charles della Faille, first to determine the center of gravity of the sector of a circle
• Thomas Falkner, English Jesuit missionary
• Leonard Feeney, ultra-conservative American theologian
• Wolfgang Feneberg, German Jesuit convert to Evangelical Lutheranism
• Richard Michael Fernando, Filipino Jesuit cleric, missionary in Cambodia and Servant of God
• Joseph Fessio, publisher of Ignatius Press
• Joseph M. Finotti, pastor of Saint Mary's parish in Alexandria, Virginia; pastor of Saint Ignatius parish in Oxon Hill, Maryland; librarian at Georgetown University in Washington, D.C.
• Pierre-René Floquet, Quebec-based priest sympathetic to the Americans during the American Revolutionary War
• Jean de Fontaney, missionary to China
• Balthazar Francolini, attritionist professor at the Gregorian University who wrote Clericus Romanus Contra Nimium Rigorismum Munitus in 1707 against Jansenism
• Saint Francis Xavier, co-founder of the Society of Jesus and missionary to Asia who initiated a large conversion movement in India, Malacca, and Japan
• Luís Fróis, Portuguese missionary to Japan; author of a history of Japan
• Fabian Fucan, Japanese Jesuit brother who converted to Zen Buddhism
• Jon Fuller, medical doctor known for his work with AIDS patients

G

• Père Louis Gaillard, French missionary to China
• Marion M. Ganey, pioneer in credit union and coop movement in British Honduras and the South Pacific
• Saint Henry Garnet, first English Provincial; executed after being implicated in the Gunpowder Plot
• Saint Charles Garnier, North America martyr
• John Gerard, English Jesuit; one of the few men to escape from the Tower of London
• Jean-François Gerbillon, early missionary to China
• Aquiles Gerste, philologist and linguist best known for his ethnographic and linguistic studies of the indigenous peoples of Mexico
• Niccolò Gianpriamo, Italian missionary to China, astronomer
• Filippo Salvatore Gilii, contributor in the field of South American historical linguistics
• Paul Goethals, Belgian, first Archbishop of Calcutta
• Saint Aloysius Gonzaga, Italian jesuit; patron saint of students
• Thyrsus González, Spanish 13th Superior General of the Society of Jesus
• José Ignacio González Faus, Professor of Theology at the Faculty of Theology of Catalonia
• John Goodman, jailed in England during the Long Parliament
• Saint John Soan de Goto, martyred in Japan
• Saint René Goupil, Jesuit brother and North American martyr
• Baltasar Gracián, Spanish prose writer
• Cardinal Aloys Grillmeier, German theoligian
• Francesco Maria Grimaldi, 17th-century Italian mathematician, physicist and astronomer; accurately mapped the Moon; one of the first to suggest the wave-like nature of light
• Saint Melchior Grodziecki, Polish martyr, patron of the city of Katowice
• Gabriel Gruber, Viennese scientist, engineer and teacher, elected Vicar General of the Russian province during the Suppression of the Society
• Paul Guldin, father of Guldinus theorem
• José Gumilla, naturalist who studied the Orinoco, South America
• Bartolomeu de Gusmão, Brazilian-Portuguese priest and mathematician; said to be an early inventor of the dirigible

H

• Juraj Habdelić, Croatian writer and lexicographer
• Cyrus Habib, American politician turned Jesuit
• Walter Halloran, assistant in the exorcism which inspired the novel and film The Exorcist
• John Hardon, wrote The Catholic Catechism and many other works
• Peter Hasslacher, German preacher
• Irénée Hausherr, Alsatian specialist in Greek patristic and monastic spirituality
• Bernhard Havestadt, German missionary in Chile
• Timothy Healy, late president of Georgetown University and president of the New York Public Library system
• Martin Heidegger, German philosopher who was briefly a Jesuit novice
• Raymond Helmick, American theologian and author
• Daniel S. Hendrickson, 25th president of Creighton University
• David Francis Hickey, American missionary bishop of Belize, Central America
• Robert Louis Hodapp, American missionary bishop of Belize, Central America
• John-Baptist Hoffmann, German Apostle of the Mundas in India
• Ferdinand Augustin Hallerstein, missionary to China that was made a mandarin
• Christopher Holywood, Irish priest of the Counter-Reformation
• Eduardo Hontiveros, Filipino philosopher, theologian and composer of sacred and liturgical music
• Frederick C. Hopkins, English missionary to Belize Central America; bishop and vicar apostolic
• Gerard Manley Hopkins, renowned English poet
• Johann Baptiste Horvath, 18th-century Hungarian/Slovak physics professor and textbook author
• Vincent Houdry, preacher and writer
• Gerard W. Hughes, Scottish Jesuit priest and spiritual writer
• Franz Hunolt, German priest and author
• Saint Alberto Hurtado, social reformer in Chile

I

• Saint Ignatius of Loyola, co-founder and first Superior General of the Society of Jesus
• Blessed John Ingram
• Saint Rémy Isoré, martyred in China
• Angelo Italia, 17th century Sicilian architect

J

• Andreas Jaszlinszky, 18th-century Hungarian physics professor and textbook author
• Saint Francis de Geronimo, Italian priest and missionary
• Franz Jetzinger, theology professor, Austrian political figure, and principal biographer of Adolf Hitler's early years
• Pierre Johanns, Luxemburger priest and missionary in India
• Saint Isaac Jogues, 17th-century French martyr and missionary to North America
• Miguel Agustín Pro Juárez, Mexican priest, executed during the persecution of the Catholic Church under the presidency of Plutarco Elías Calles
• Claude Judde, 18th century French teacher

K

• Georg Joseph Kamel, Czech botanist assigned to the Philippines; the Camellia flower was named after him
• Sebastian Kappen, Indian theologian
• Franciszek Kareu, Polonised architect of British descent who was elected Vice General of the Russian province during the suppression of the Society
• Blessed Leonardo Kimura, Japanese martyr
• Eusebio Francisco Kino, missionary and cartographer of Mexico and Arizona
• Athanasius Kircher, 17th-century German scientist; discoverer of microbes
• Saint James Kisai, Japanese martyr
• Lev Kobylinsky, Russian poet, translator and religious theorist
• Adam Adamandy Kochański, Polish mathematician and clockmaker
• Anthony Kohlmann, early Catholic priest in New York whose decision not to testify established American precedent for "priest-penitent privilege" or "clergy confidentiality" in law
• Peter Hans Kolvenbach, linguist; 29th Superior General of the Society of Jesus
• Adam Krupski, professor of philosophy, legal expert on the legislation of the Grand Duchy of Lithuania, author of the school dialogue.
• Cardinal Ján Chryzostom Korec, Prisoner for Christ
• Saint Stanislaus Kostka, patron saint of Jesuit novices
• George Kovalenko, Russian convert from Eastern Orthodoxy
• Adam Kozłowiecki, Polish Dachau concentration camp survivor, missionary in Zambia, archbishop of Lusaka and Cardinal
• Franz Xaver Kugler, Doctor of chemistry and mathematics; known also for his Babylonian studies
• Kurien Kunnumpuram, Indian theologian
• Thomas Kunnunkal, Indian educationist and writer

L

• Saint Jean de Lalande, North American martyr
• Saint Gabriel Lalemant, North American martyr
• Quentin Lauer, American priest, philosopher and Hegel scholar
• Antoine Lavalette, French priest, slave-owning missionary in Martinique whose unpaid debts contributed to the Jesuits being banned in France in 1764
• Pierre de Lauzon, superior of the Jesuits in New France
• Włodzimierz Ledóchowski, Polish Superior General of the Society of Jesus
• Gabriel Lenkiewicz, Polish teacher and architect, elected Vicar General of the Russian province during there suppression of the Society
• Leonardus Lessius, Belgian moral theologian and writer on economics
• Saint David Lewis, Welsh martyr
• Constant Lievens, Apostle of Chotanagpur, Flemish Jesuit who worked among the Adivasis of Central India
• Segundo Llorente, Spanish-born priest in rural western Alaska; was elected by write-in vote to the Alaska House of Representatives in 1960 by residents of the Wade Hampton district, becoming the first Catholic priest to serve in a U.S. state legislature
• William Lonc, professor of physics and translator of French-Canadian Jesuit records into English
• Bernard Lonergan, Canadian philosopher and theologian, Companion of the Order of Canada
• Cardinal Henri de Lubac, French theologian, and patrologist

M

• Marius Macrionitis, Archbishop of Athens
• Jack Mahoney, ethicist and moral theologian
• Louis Maimbourg
• Matt Malone, 14th editor in chief of America magazine
• Joseph Maréchal, Belgian transcendental philosopher
• Juan de Mariana
• Jacques Marquette, French explorer of the Mississippi and Northern Michigan areas
• James Martin, author of My Life With the Saints and The Jesuit Guide to Everything; culture editor of the America magazine
• Malachi Martin, author of sixteen books, had three Ph.Ds, spoke ten languages
• Ignacio Martín-Baró, martyr of El Salvador
• Martino Martini, Italian missionary to China, linguist and published the first Chinese Atlas and the first Ancient History and a chronicle of the tartarian war
• Cardinal Carlo Maria Martini, Italian scripture scholar, Archbishop Emeritus of Milan
• William Francis Masterson, American educator to the Philippines;, founder of the Xavier University - Ateneo de Cagayan College of Agriculture
• Saint Lèon-Ignance Mangin, martyred in China
• Juan Francisco Masdeu, historian
• Blessed Julien Maunoir, 17th-century missionary to the Breton people
• Blessed Rupert Mayer, Servant of God, resisted the Nazis
• John McElroy, one of two of the Army's first Catholic Chaplains. Chaplain during the Mexican–American War, founder of St. John's Literary Institute, Boston College High School, and Boston College.
• Horace McKenna, founder of So Others Might Eat and advocate of the Sursum Corda Cooperative
• John McLaughlin, American political commentator; left the Jesuits after a failed bid for a Senate seat in Rhode Island
• Richard McSorley, peace activist; peace studies Professor at Georgetown University.
• Domingo Patricio Meagher, Spanish writer and university professor of Irish descent
• Anthony de Mello, Indian spiritual guide and writer
• Everard Mercurian, Belgian, 4th Superior General of the Society of Jesus
• Brice Meuleman, Belgian, 2nd Archbishop of Calcutta
• Saint Paulo Miki, Japanese martyr
• Jorge Loring Miró, Spanish Jesuit
• Ignacio Molarja, explorer and missionary to New Spain
• Yves de Montcheuil, French philosopher, theologian, and French resistant.
• Segundo Montes, martyr of El Salvador
• Saint Henry Morse, English martyr
• Simon Le Moyne, French New World explorer
• Franz Magnis-Suseno, German-born Indonesian Jesuit priest and philosopher
• W. G. Read Mullan, American academic and university president
• Joseph Anthony Murphy, Irish missionary, bishop and vicar apostolic to Belize, Central America
• John Courtney Murray, American theologian credited with the drafting of the Second Vatican Council Declaration on Religious Freedom
• Robert Murray, English scholar of Syriac

N

• John E. Naus, dean of students and associate professor at Marquette University
• Bienvenido Nebres, Philippine National Scientist, mathematician & former president of the Ateneo de Manila University
• Oswald von Nell-Breuning, German 'father' of Catholic social teaching
• Terence Netter, painter and former priest
• Adolfo Nicolás, 30th Superior General of the Society of Jesus
• Roberto de Nobili, Italian missionary to India; linguist
• Manuel da Nóbrega, Portuguese founder of the Brazilian city of Rio de Janeiro
• Charles de Noyelle, Belgian 12th Superior General of the Society of Jesus

O

• Mikołaj Stanisław Oborski, Polish teacher
• Bernard Michael O'Brien, New Zealand Jesuit priest and philosopher
• Joseph T. O'Callahan, U.S. Navy chaplain; awarded Medal of Honor
• Saint John Ogilvie, Scottish martyr
• Joseph A. O'Hare, former president of Fordham University and chairman of the New York City Charter Revision Commission and the first New York City Campaign Finance Board
• Gian Paolo Oliva, Italian 11th Superior General of the Society of Jesus
• John W. O'Malley, American academic and Catholic historian
• William O'Malley, author and actor
• Walter J. Ong, American cultural historian and spiritual writer
• Wilhelm Josef Oomens, painter
• John H. O'Rourke, American retreat leader and master of novices
• Saint Nicholas Owen, martyr saint of England and Wales

P

• Mitch Pacwa, scholar; host on EWTN
• Francesco Palliola, Italian missionary and martyr in the Philippines
• Kuruvilla Pandikattu, Indian philosopher
• Lorenzo Hervás y Panduro, pioneer philologist
• Raimon Panikkar, Spanish priest, theologian, philosopher, interfaith dialogist, scholar, writer and chemist
• Álvarez de Paz, preacher and mystic
• Péter Pázmány, Cardinal, Archbishop of Esztergom, leader of the Catholic revival in Hungary
• Ferdinand Perier, Belgian, 3rd Archbishop of Calcutta
• Denis Pétau, French scholar and theologian
• François Para du Phanjas, French writer
• Giambattista Pianciani, Italian scientist
• Joseph Pignatelli, Italian leader of the Jesuits in exile
• John Pinasco, Italian theologian and educator to America
• Luca Pinelli, Italian scholar and theologian
• Bartolomé Pou, Spanish writer
• John Powell, American author and professor
• Andrea Pozzo, great artist of the Baroque genre

R

• Karl Rahner, 20th-century German theologian
• Samuel Rayan, Indian proponent of liberation theology
• Saint Bernardino Realino, pastor of Lecce
• Sebastian Redford, 18th-century author
• Joseph Redlhamer, 18th-century Austrian physics professor and textbook author
• Saint John Francis Regis, French rural missionary preacher
• Karl Leonhard Reinhold
• Franz Retz, Czech 15th Superior General of the Society of Jesus
• Johann Baptist Reus, German-Brazilian religious leader
• Alexandre de Rhodes, French missionary to Vietnam; linguist
• Servant of God Matteo Ricci, Italian missionary to China, linguist and published the first Chinese edition of Euclid's Elements
• Giovanni Battista Riccioli, 17th-century Italian astronomer; devised the system for the nomenclature of lunar features that is now the international standard
• William A. Rice, American missionary, founder of Baghdad College, bishop and vicar apostolic in Belize
• Didier Rimaud, French composer and poet
• Alberto Rivera, claimed to be ex-Jesuit, anti-Catholic activist
• Saint Alonso Rodriguez, martyr of the Río de la Plata
• Saint Alphonsus Rodriguez, Jesuit brother; mystic
• Augustin Rösch, Provincial, and significant figure in Catholic resistance to Nazism.
• João Rodrigues Tçuzu, 16th-century Portuguese missionary who served as a translator for Toyotomi Hideyoshi and Tokugawa Ieyasu, wrote early works on Japanese linguistics, and introduced Western science and culture to Korea through his gifts to the ambassador Jeong Duwon
• Saint José María Rubio, Spanish priest; canonized in 2003
• Antonio Ruiz de Montoya, Jesuit missionary in Paraguay
• Francis Tiburtius Roche, first bishop of the Roman Catholic Diocese of Tuticorin.

S

• Grégoire de Saint-Vincent, contributions to the theory of logarithms
• Karel San Juan, Filipino president of Ateneo de Zamboanga University
• Maciej Kazimierz Sarbiewski, Polish Latin poet of the Counter-Reformation, crowned poet laureate by Pope Urban VIII
• Alonso de Sandoval, missionary to African slaves in Cartagena de Indias, mentor of Saint Peter Claver
• Johann Schreck, 17th-century German polymath and missionary to China
• Gaspar Schott, first published mention of the universal joint
• Carolus Scribani, 17th-century educator and political writer
• Angelo Secchi, astronomer
• Juan Luis Segundo, liberation theologian
• Gerolamo Sersale, astronomer
• Thomas Ewing Sherman, son of U.S. Civil War General William T. Sherman
• Swami Shilananda, Spanish missionary who spent his active years in India
• Piotr Skarga, Polish polemicist, leading figure of the Counter-Reformation in the Polish–Lithuanian Commonwealth and hagiographer
• Tadeusz Ślipko, Polish ethicist
• Pierre-Jean De Smet, American explorer and missionary

• Jan Mikołaj Smogulecki, introduced logarithms to China
• Cypriano de Soarez, author of De Arte Rhetorica
• Jon Sobrino, author of Christology at the Crossroads, liberation theologian
• Carlos Sommervogel, scholar and author of Bibliothèque de la Compagnie de Jesus
• Arturo Sosa, 31st Superior General of the Society of Jesus
• Saint Robert Southwell, Elizabethan poet and martyr
• Cardinal Tomáš Špidlík, Czech theologian and professor
• Buck Stanton (Jesuit), naturalist and Jesuit missionary to British Honduras.
• Walter Steins Bisschop, 19th-century Dutch bishop, Vicar Apostolic of Bombay and then Calcutta and 3rd Bishop of Auckland, New Zealand
• Andrew Sterpin, Chinese-born Russian priest who was influential in both Russian and French culture
• Francisco Suárez, scholastic philosopher
• Blessed John Sullivan (Jesuit)|, Irish convert and teacher; renowned for his special interest in the poor
• Jón Sveinsson, Icelandic poet and writer
• Martin Szentiványi, writer
• Ignacije Szentmartony, Croatian mathematician and astronomer
• Stan Swamy, tribal rights activist

T

• Joel Tabora, Filipino philosopher and president of Ateneo de Davao University
• Guy Tachard, two important embassies to Siam
• André Tacquet, Flemish mathematician whose works facilitated the discovery of calculus
• Michelangelo Tamburini, Italian 14th Superior General of the Society of Jesus
• Pierre Teilhard de Chardin, French paleontologist, theologian/philosopher and spiritual writer
• Francesco Lana de Terzi, creator of the first realistic technical plans for an airship
• Richard Thimelby, 17th century English missionary priest, Rector of the College of St Omer
• Antoine Thomas, Belgian astronomer in China
• Vitus Georg Tönnemann, German priest who was the only confessor to Emperor Charles VI of France
• Girolamo Francesco Tornielli, Italian preacher and writer
• Cosme de Torrès, contemporary of Francis Xavier
• Diego de Torres Bello, pioneer of the Paraguay province
• Pascal Tosi, Italian co-founder of the Alaska Mission
• Nicolas Trigault, early missionary to China
• Michael Alphonsius Shen Fu-Tsung, first Mandarin-speaking Chinese to become a Jesuit
• John Nepomuk Tschupick, Austrian preacher
• George Tyrrell, Anglo-Irish modernist theologian and scholar

U

• Juan José Urráburu, scholastic philosopher

V

• Luca Valerio, corresponded with Galileo Galilei
• Alessandro Valignano, Italian canonical visitor to the Asian missions; promoter of an inculturated missionary approach
• Carlos G. Vallés, writer of Gujarati, English and Spanish languages; and mathematics
• Albert Vanhoye, Biblical scholar and cardinal
• John Vattanky, Indian classical philosopher
• José María Vélaz, founder of Fe y Alegría
• Ferdinand Verbiest, Belgian missionary to China; astronomer and mathematician
• António Vieira, 17th-century Portuguese missionary and diplomat
• Juan Bautista Villalpando, Isaac Newton referred to his works
• Grégoire de Saint-Vincent, Flemish mathematician
• Claude de Visdelou, early missionary to China

W

• Edmund A. Walsh, founder of the School of Foreign Service at Georgetown University
• Saint Henry Walpole, English martyr
• Heinrich Wangnereck, German theologian, preacher, and author
• Anthony Watsham, entomologist with emphasis on scelionidae
• Andrew White (Jesuit), 17th century English Jesuit, influential figure in the early Maryland Colony who led efforts to convert and improve relations with local Native American tribes
• George J. Willmann, American priest regarded as the "Father of the Knights of Columbus in the Philippines" and Servant of God
• Garry Wills, Pulitzer Prize-winning author who was briefly a Jesuit
• Jakub Wujek, scholar and translator

X

• Georges Xenopulos, Greek bishop

Z

• Louis Zhang Jiashu, non-canonical bishop of Shanghai
• Emmanuel Zheng Manuo, first Chinese international student and first Chinese Jesuit priest
• Domenico Zipoli, Italian composer and musician
• Petrus Josephus Zoetmulder, expert in the Old Javanese language and literature
• Giovanni Battista Zupi, mathematician, astronomer