| Jeff Tweedy | musician | 1967 |
| Twiggy | | |
| Paul Twitchell | American writer | 1909–1971 |
| Cy Twombly | American painter | 1928–2011 |
| Tyagaraja | Carnatic musician and composer | 1767–1847 |
| Apollonius of Tyana | Ancient Greek philosopher | 15–100 |
| Anne Tyler | American novelist | 1941 |
| Brian Tyler | American composer, producer, … | 1972 |
| John Tyler | American politician, 10th Pre… | 1790–1862 |
| Liv Tyler | American actress, producer an… | 1977 |
| Steven Tyler | American singer, songwriter, … | 1948 |
| Jacek Tylicki | American artist | 1951 |
| Louis Tylka | American Catholic bishop (bor… | 1970 |
| Anatoliy Tymoshchuk | Ukrainian footballer | 1979 |
| Katharine Tynan | Irish poet | 1859–1931 |
| Kenneth Tynan | English theatre critic and wr… | 1927–1980 |
| William Tyndale | Bible translator and agitator… | 1494–1536 |
| John Tyndall | British scientist | 1820–1893 |
| Omar Tyree | American writer | 1969 |
| Cicely Tyson | American actress | 1924–2021 |
| Mike Tyson | American boxer | 1966 |
| Neil deGrasse Tyson | American astrophysicist and s… | 1958 |
| Alexander Fraser Tytler | Scottish advocate, judge, wri… | 1747–1813 |
| Viktor Tyulkin | Russian politician | 1951 |
| Fyodor Tyutchev | Russian poet | 1803–1873 |
| Tristan Tzara | Romanian and French avant-gar… | 1896–1963 |
| Pu Tze-chun | Taiwanese admiral | 1956 |
| Hsu Tzong-li | | 1956 |
| Hamza Tzortzis | public speaker | 1980 |
| Sun Tzu | ancient Chinese military gene… | -543–-495 BC |
