| Ralph Compton | American writer | 1934–1998 |
| Ivy Compton-Burnett | English writer | 1884–1969 |
| Auguste Comte | French philosopher | 1798–1857 |
| André Comte-Sponville | French philosopher | 1952 |
| Đặng Trần Côn | writer | 1710–1745 |
| Bartholomew of San Concordio | Italian jurist | 1262–1347 |
| Patricia Conde | Spanish actress | 1979 |
| Pat Condell | Stand-up comedian, writer, an… | 1949 |
| Josiah Conder | | |
| Étienne Bonnot de Condillac | French academic | 1714–1780 |
| Bill Condon | American film director | 1955 |
| Edward Condon | physicist | 1902–1974 |
| Lana Condor | Vietnamese-American actress | 1997 |
| Fred P. Cone | American politician | 1871–1948 |
| James H. Cone | American theologian | 1938–2018 |
| Maximus the Confessor | Christian saint and theologian | 580–662 |
| Confucius | Chinese teacher, editor, poli… | -551–-479 BC |
| Yves Congar | Dominican priest and cardinal | 1904–1995 |
| William Congreve | British writer | 1670–1729 |
| John Conington | British classical scholar | 1825–1869 |
| Edwin Grant Conklin | American biologist and zoolog… | 1863–1952 |
| Darby Conley | American cartoonist | 1970 |
| Fred Conlon | Irish sculptor | 1943–2005 |
| Mary Connealy | Author | 1956 |
| Raewyn Connell | Australian sociologist | 1944 |
| Richard Connell | American author and journalist | 1893–1949 |
| Marc Connelly | American playwright | 1890–1980 |
| Michael Connelly | Novelist, journalist | 1956 |
| Sean Connery | Scottish actor and producer | 1930 |
| Billy Connolly | British comedian | 1942 |
| Cyril Connolly | British author | 1903–1974 |
| James Connolly | Irish republican and socialis… | 1868–1916 |
| John Connolly | author | 1968 |
| Tina Connolly | American writer | |
| Robert Conquest | poet and historian from Engla… | 1917–2015 |
| Hy Conrad | | |
| Joseph Conrad | Polish-British writer | 1857–1924 |
| Paul Conrad | German theologian | 1924–2010 |
| Tony Conrad | American filmmaker, violinist… | 1940–2016 |
| Pat Conroy | American novelist | 1945–2016 |
| Guy Consolmagno | American Jesuit, Catholic Pri… | 1952 |
| Albert, Prince Consort | husband of Queen Victoria | 1819–1861 |
| Henry Constable | English poet | 1562–1613 |
| John Constable | English Romantic painter | 1776–1837 |
| Benjamin Constant | Swiss-born French politician,… | 1767–1830 |
| Learie Constantine | West Indian cricketer, lawyer… | 1901–1971 |
| Susannah Constantine | British fashion designer and … | 1962 |
| Constantinianism | Policies | |
| Metrophanes III of Constantinople | Patriarch of Constantinople | 1520–1580 |
| Mike Murphy (political consultant) | American political consultant | 1962 |
| Jack Conte | American musician and entrepr… | 1984 |
| Giusto de' Conti | Italian poet | 1390–1449 |
| Anne Conway | British philosopher | 1631–1679 |
| Gerry Conway | | |
| Jill Ker Conway | American historian | 1934–2018 |
| John Horton Conway | British mathematician | 1937 |
| Kellyanne Conway | American strategist and polls… | 1967 |
| Russell Conwell | American academic administrat… | 1843–1925 |
| Frederick Cornwallis Conybeare | British orientalist | 1856–1924 |
| John Conyers | American politician from Mich… | 1929–2019 |
| Steve Coogan | English actor and comedian | 1965 |
| Dane Cook | American actor and comedian | 1972 |
| Eliza Cook | British writer | 1818–1889 |
| Glen Cook | American fiction writer | 1944 |
| Peter Cook | British architect | 1937–1995 |
| Rick Cook | American writer | 1944 |
| Robin Cook | English crime writer | 1931–1994 |
| Thomas H. Cook | American writer | 1947 |
| Tim Cook | American business executive | 1960 |
| Alistair Cooke | British journalist and broadc… | 1908–2004 |
| Josiah Parsons Cooke | Harvard mineralogist and chem… | 1827–1894 |
| Sam Cooke | American singer-songwriter an… | 1931–1964 |
| George Young, Baron Young of Cookham | | |
| Tré Cool | Drummer, punk rock musician | 1972 |
| Charles Cooley | American sociologist | 1864–1929 |
| Martha Cooley | American novelist | |
| Mason Cooley | American academic | 1927–2002 |
| Winnifred Harper Cooley | American author and lecturer | 1874–1967 |
| Calvin Coolidge | American politician, 30th pre… | 1872–1933 |
| Jennifer Coolidge | American actress and comedian | 1961 |
| Ananda K. Coomaraswamy | Ceylon-American art historian | 1877–1947 |
| Barbara Cooney | American writer and illustrat… | 1917–2000 |
| Caroline B. Cooney | American writer | 1947 |
| Alice Cooper | American rock singer, songwri… | 1948 |
| Anderson Cooper | journalist and author | 1967 |
| Anna J. Cooper | African-American author, educ… | 1858–1964 |
| Diana Cooper | English social figure, actres… | 1892–1986 |
| Edmund Cooper | British writer | 1926–1982 |
| Gwen Cooper | American novelist | 1971 |
| James Fenimore Cooper | American author | 1789–1851 |
| J. California Cooper | American playwright, novelist… | 1931–2014 |
| Jeff Cooper | American journalist | 1920–2006 |
| Merian C. Cooper | American aviator, actor, dire… | 1893–1973 |
| Susan Cooper | English fantasy writer | 1935 |
| Yvette Cooper | British politician | 1969 |
| Robert Coover | writer, teacher | 1932 |
| Wendy Cope | British writer | 1945 |
| Stewart Copeland | American musician; drummer of… | 1952 |
| Nicolaus Copernicus | Renaissance mathematician, Po… | 1473–1543 |
| William Coperthwaite | American yurt builder | 1930–2013 |
