| Henry Gantt | American engineer | 1861–1919 |
| Benny Gantz | Israeli general and politician | 1959 |
| Shlomo Ganzfried | Hungarian rabbi | 1804–1886 |
| Vilna Gaon | Polish-Lithuanian rabbi; Mitn… | 1720–1797 |
| Petina Gappah | Zimbabwean writer, journalist… | 1971 |
| Salvatore Garau | Italian artist | 1953 |
| Roger Garaudy | French philosopher | 1913–2012 |
| Marjorie Garber | American academic | 1944 |
| Greta Garbo | Swedish-American actress | 1905–1990 |
| Gilbert Garcera | Roman Catholic archbishop | 1959 |
| Eric Garcetti | American politician | 1971 |
| Eric Garcia | An amazing author who has wri… | 1972 |
| Jerry Garcia | American musician and member … | 1942–1995 |
| Mimo Garcia | Bulgarian director and actor | 1998 |
| Alan García | Peruvian politician | 1949–2019 |
| Andy García | American actor and director | 1956 |
| Eduardo Horacio García | Catholic bishop | 1956 |
| Sara García | Mexican actress | 1895–1980 |
| Anne García-Romero | | |
| Gustavo García-Siller | Roman Catholic archbishop | 1950 |
| Nancy Garden | American fiction writer | 1938–2014 |
| Helen H. Gardener | American writer and academic | 1853–1925 |
| Kenneth Gärdestad | Swedish song lyricist, archit… | 1948–2018 |
| Alfred George Gardiner | British journalist and writer | 1865–1946 |
| Ava Gardner | American actress | 1922–1990 |
| Erle Stanley Gardner | Lawyer, novelist, travel writ… | 1889–1970 |
| Howard Gardner | American developmental psycho… | 1943 |
| James Alan Gardner | Canadian writer | 1955 |
| John W. Gardner | American politician | 1912–2002 |
| Lisa Gardner | American author | 1956 |
| Lyn Gardner | Theatre critic | |
| Martin Gardner | recreational mathematician an… | 1914–2010 |
| Sally Gardner | British children's writer and… | 1954 |
| Charles Garfield | | |
| James A. Garfield | American politician, 20th Pre… | 1831–1881 |
| Art Garfunkel | American singer, poet, and ac… | 1941 |
| Anu Garg | Indian author | 1967 |
| Giuseppe Garibaldi | Italian general and politician | 1807–1882 |
| Alex Garland | English novelist, screenwrite… | 1970 |
| Judy Garland | actress, singer and vaudevill… | 1922–1969 |
| Merrick Garland | American judge | 1952 |
| Helen Garner | Australian author | 1942 |
| James Garner | American film and television … | 1928–2014 |
| Jennifer Garner | American actress | 1972 |
| John Nance Garner | American politician | 1868–1967 |
| Richard Garnett | British scholar, librarian, b… | 1835–1906 |
| Janeane Garofalo | comedian, actress, political … | 1964 |
| Teri Garr | American film and television … | 1944 |
| Brad Garrett | actor, comedian, voice actor | 1960 |
| Thomas Garrett | American abolitionist | 1789–1871 |
| David Garrick | English actor, playwright, th… | 1717–1779 |
| Richard Garriott | video game developer, astrona… | 1961 |
| Ben Garrison | American political cartoonist | |
| Jim Garrison | American judge | 1921–1992 |
| Roger Garrison | American economist | 1944 |
| William Lloyd Garrison | American journalist | 1805–1879 |
| KatieJane Garside | English singer | 1968 |
| Ina Garten | American author and televisio… | 1948 |
| Samuel Garth | British writer | 1661–1719 |
| Robert Cunninghame-Grahame of Gartmore | British politician, died 1797 | 1735–1797 |
| Ray Garton | American writer | 1962 |
| Marcus Garvey | Jamaica-born British politica… | 1887–1940 |
| Julie Garwood | American writer | 1946 |
| Lorraine Gary | American actress | 1937 |
| Romain Gary | French writer and diplomat | 1914–1980 |
| Alicia Garza | Co-founder of the Black Lives… | 1981 |
| Carmen Lomas Garza | Mexican-American artist and i… | 1948 |
| George Gascoigne | English politician and poet | 1525–1577 |
| Elizabeth Gaskell | novelist | 1810–1865 |
| Ina May Gaskin | American midwife | 1940 |
| William H. Gass | Fiction writer, critic, philo… | 1924–2017 |
| Jean-Louis Gassée | French businessman | 1944 |
| Pierre Gassendi | French philosopher, astronome… | 1592–1655 |
| José Ortega Y Gasset | Spanish liberal philosopher a… | 1883–1955 |
| Princess Madeleine, Duchess of Hälsingland and Gästrikland | Swedish princess | 1982 |
| Bill Gates | American business magnate and… | 1955 |
| Evalyn Gates | | 1958 |
| Melinda Gates | American businesswoman, phila… | 1964 |
| Robert M. Gates | CIA director, U.S. Secretary … | 1943 |
| Mark Gatiss | British actor, screenwriter a… | 1966 |
| Arturo Gatti | Italian-Canadian boxer | 1972–2009 |
| John Taylor Gatto | American teacher, book author | 1935–2018 |
| Charles Gauci | Bishop of Darwin | 1952 |
| Joachim Gauck | German politician | 1940 |
| Antoni Gaudí | Catalan architect | 1852–1926 |
| Henri Gaudier-Brzeska | French painter and sculptor | 1891–1915 |
| Bob Gaudio | | |
| Gastón Gaudio | Argentine tennis player | 1978 |
| Paul Gauguin | French Post-Impressionist art… | 1848–1903 |
| Stephen Gaukroger | British philosopher and intel… | 1954 |
| Charles de Gaulle | eighteenth President of the F… | 1890–1970 |
| Jules de Gaultier | French philosopher | 1858–1942 |
| John M. Gaus | American political scientist | 1894–1969 |
| Carl Friedrich Gauss | German mathematician and phys… | 1777–1855 |
| Ladislao de Gauss | Croatian painter, pioneer of … | 1901–1970 |
| François Gautier | French journalist | 1959 |
| Théophile Gautier | French writer | 1811–1872 |
| Anna Gavalda | French writer | 1970 |
| Sunil Gavaskar | Indian cricket player. | 1949 |
| Fintan Gavin | Irish Roman Catholic prelate … | 1966 |
