| Richard Dawkins | English ethologist, evolution… | 1941 |
| Juno Dawson | British youth fiction author | 1981 |
| Clarence Day | American writer | 1874–1935 |
| Doris Day | American actress, singer, and… | 1922–2019 |
| Dorothy Day | Social activist | 1897–1980 |
| Green Day | | |
| Laraine Day | American actress | 1920–2007 |
| Sylvia Day | American writer | 1973 |
| Vox Day | writer, actor, video game des… | 1968 |
| Moshe Dayan | Israeli military leader and p… | 1915–1981 |
| Daniel Day-Lewis | British-Irish actor | 1957 |
| Osamu Dazai | Japanese author | 1909–1948 |
| Dan Deacon | American musician | 1981 |
| Nathan Deal | American politician | 1942 |
| Howard Dean | American political activist | 1948 |
| Jimmy Dean | American singer | 1928–2010 |
| Joel Dean | American economics wrtier | 1906–1979 |
| John Dean | American lawyer, politician | 1938 |
| Pamela Dean | author | 1953 |
| Zoey Dean | American writer | 1950 |
| John Dear | Catholic priest from the Unit… | 1959 |
| Jeffery Deaver | novelist, journalist, lawyer | 1950 |
| Tiffanie DeBartolo | American writer | 1970 |
| Guy Debord | French Marxist theorist, writ… | 1931–1994 |
| Ernest Debrah | Ghanian politician | 1947–2016 |
| Gérard Debreu | French economist and mathemat… | 1921–2004 |
| Eugene V. Debs | American labor and political … | 1855–1926 |
| Claude Debussy | French composer | 1862–1918 |
| Peter Debye | Dutch-American physicist and … | 1884–1966 |
| Keith R. A. DeCandido | American science fiction and … | 1969 |
| Stephen Decatur | United States Navy officer | 1779–1820 |
| Luciano De Crescenzo | Italian writer | 1928–2019 |
| Karen DeCrow | American lawyer | 1937–2014 |
| Richard Dedekind | German mathematician | 1831–1916 |
| John Dee | English mathematican, astrolo… | 1527–1608 |
| Ruby Dee | American actress | 1922–2014 |
| Ruth Deech | British academic, lawyer and … | 1943 |
| Cat Deeley | English television presenter,… | 1976 |
| John Fire Lame Deer | American activist | 1903–1976 |
| Morris Dees | American activist | 1936 |
| Mos Def | American rapper and actor | 1973 |
| Peter DeFazio | American politician | 1947 |
| Marie Anne de Vichy-Chamrond, marquise du Deffand | French salon-holder | 1697–1780 |
| Daniel Defoe | English trader, writer and jo… | 1660–1731 |
| Gideon Defoe | British writer | 1975 |
| Jermain Defoe | English association football … | 1982 |
| Frank Deford | American sportswriter | 1938–2017 |
| John DeFrancis | American linguist | 1911–2009 |
| Philip DeFranco | American video blogger and Yo… | 1985 |
| Edgar Degas | French artist | 1834–1917 |
| Ellen DeGeneres | American stand-up comedian, t… | 1958 |
| Jacob deGrom | American baseball player | 1988 |
| Ashraf Dehghani | amongst the most well known I… | 1948 |
| Shah Waliullah Dehlawi | Indian muslim scholar | 1703–1762 |
| Hans Georg Dehmelt | German physicist | 1922–2017 |
| David Deida | American writer | 1958 |
| Len Deighton | English writer | 1929 |
| Lizzie Deignan | English track and road racing… | 1988 |
| Joseph Déjacque | French writer | 1821–1864 |
| Meindert DeJong | American children's writer | 1906–1991 |
| Fred Dekker | American film director and wr… | 1959 |
| Ted Dekker | American writer | 1962 |
| Thomas Dekker | English dramatist and pamphle… | 1572–1632 |
| Eugène Delacroix | French painter | 1798–1863 |
| Frank Delaney | Irish writer and journalist | 1942–2017 |
| Joseph Delaney | British writer | 1945 |
| Shelagh Delaney | English playwright | 1938–2011 |
| Eddie DeLange | American bandleader and lyric… | 1904–1949 |
| Samuel R. Delany | American author, professor an… | 1942 |
| Lea DeLaria | American actress and singer | 1958 |
| Robert Delaunay | French painter | 1885–1941 |
| Tom DeLay | American Republican politician | 1947 |
| Max Delbrück | biophysicist | 1906–1981 |
| Gotse Delchev | revolutionary from the Balkans | 1872–1903 |
| Gilles Deleuze | French philosopher | 1925–1995 |
| Santiago Martínez Delgado | Colombian Muralist, Painter a… | 1906–1954 |
| Pierre Deligne | mathematician | 1944 |
| Jacques Delille | French poet and translator | 1738–1813 |
| Don DeLillo | American novelist, playwright… | 1936 |
| Barbara Delinsky | American writer | 1945 |
| Blerta Deliu-Kodra | | |
| Floyd Dell | novelist, poet, playwright, c… | 1887–1969 |
| Michael Dell | Businessman, CEO | 1965 |
| Dave Dellinger | American activist | 1915–2004 |
| John Howard Dellinger | American engineer | 1886–1962 |
| Thomas Deloney | English poet, novelist, and c… | 1543–1600 |
| J. Bradford DeLong | American economist | 1960 |
| Tom DeLonge | American rock musician | 1975 |
| Jacques Delors | French economist and politici… | 1925 |
| Tom DeMarco | American software engineer, a… | 1940 |
| J.M. DeMatteis | comics illustrator | 1953 |
| Lloyd deMause | American thinker | 1931 |
| William A. Dembski | American intelligent design a… | 1960 |
| Aaron Dembski-Bowden | | |
| William C. Dement | American sleep researcher | 1928 |
| Iris DeMent | American singer and songwriter | 1961 |
| Nelson DeMille | American writer | 1943 |
| W. Edwards Deming | American professor, author, a… | 1900–1993 |
| Karen Demirchyan | Soviet politician | 1932–1999 |
| Selahattin Demirtaş | Turkish Kurdish politician | 1973 |
