| [A2453] | Tacitus (Roman emperor) (ca 200 - ca June 276) | person | represented actor |
| [A3329] | Tahmasp I (22 February 1514 - 14 May 1576) | person | represented actor |
| [A996] | Jolanta Talbierska | person | author |
| [A455] | Johannes Tallat (ca 15th c.) | person | author |
| [A1943] | Geronimo Tamburini (fl. 1613 - 1623) | person | dedicator, publisher |
| [A3249] | Matthias Tanner (28 February 1630 - 8 February 1692) | person | |
| [A2081] | Georg Tannstetter (April 1482 - 26 March 1535) | person | author, designer |
| [A2892] | François J. Tardif | person | |
| [A2177] | Stanisław Tarło (ca 1480 - 14 December 1544) | person | commissioner, represented actor |
| [A1971] | Jan Tarnowski (1550/1552 - 14 September 1605) | person | dedicatee, represented actor |
| [A867] | Jan Amor Tarnowski (1488 - 16 May 1561) | person | dedicatee, represented actor |
| [A1351] | Jan Krzysztof Tarnowski (1537 - 1 April 1567) | person | dedicatee, represented actor |
| [A1432] | Stanisław Tarnowski (ca 1541 - 1618) | person | dedicatee |
| [A3404] | Alexander de Tartagnis (ca 1424 - 3 September 1477) | person | represented actor |
| [A17] | Sebastião Tavares de Pinho | person | editor |
| [A1854] | Nicolò Tebaldini (fl. 1602 - 1649) | person | printer, represented actor |
| [A2274] | Telesphorus (pope) (died ca 136) | person | represented actor |
| [A815] | Stanisław Temberski (died 1679) | person | inscription author |
| [A745] | Antonio Tempesta (1555 - 5 August 1630) | person | designer, printmaker |
| [A2454] | Tetricus I (Roman emperor) (fl. 271 - 274) | person | represented actor |
