| Toccafondi, Bianca | Bianca Toccafondi | Actor | 1978 - 1980 | 4 | |
| Tirén, Olof | Olof Tirén | Actor, Composer | 1984 | 4 | |
| Tracey, Michelle | Michelle Tracey | Costume Designer, Designer | 2014 - 2015 | 4 | |
| Töpfer, Lorraine | Lorraine Töpfer | Actor | 2016 | 4 | |
| Tarrasón, Oriol | Oriol Tarrasón | Actor, Director | 2015 - 2017 | 4 | |
| Tarlow, Dimitris | Dimitris Tarlow | Director | 2018 - 2023 | 4 | |
| Troncoso, Juan Pablo | Juan Pablo Troncoso | Actor, Dramaturg | 2014 - 2022 | 4 | |
| Teodorescu, L. | L. Teodorescu | Actor | 1920 - 1922 | 4 | |
| Toromanov, Nikola | Nikola Toromanov (Никола Тороманов) | Costume Designer, Designer, Set Designer | 2018 - 2024 | 4 | |
| Téroitin, Patrick | Patrick Téroitin | Costume Designer | 1994 | 4 | |
| Thériot, Chloé | Chloé Thériot | Actor | 2021 | 4 | |
| Todd, Eric | Eric Todd | Actor | 2022 | 4 | |
| Trikerioti, Mayou | Mayou Trikerioti | Costume Designer | 2022 | 4 | |
| Tortul , Jessica | Jessica Tortul | Lighting Designer | 2016 - 2018 | 4 | |
| Theodorou, Krystalia | Krystalia Theodorou | Musical Director, Musician | 2022 - 2023 | 4 | |
| Tanida, Ayumu | Ayumu Tanida (谷田歩) | Actor | 2023 | 4 | |
| Trifirò, Roberto | Roberto Trifirò | Actor, Adaptation, Director | 1997 - 2013 | 4 | |
| Trevisan, Valentina | Valentina Trevisan | Actor | 2023 | 4 | |
| Tescari, Valentina | Valentina Tescari | Set Designer | 2013 | 4 | |
| Teperowska, Sosha | Sosha Teperowska | Dramaturg | 2024 - 2025 | 4 | |
| Tereba, Ján | Ján Tereba | Costume Designer, Set Designer | 2025 | 4 | |
| Tahirov, Tahir | Tahir Tahirov | Costume Designer, Designer, Mask Maker | 2006 | 3 | |
| Thunberg, Olof | Olof Thunberg | Actor | 1955 - 1970 | 3 | 1 |
| Trenner, Annie | Annie Trenner | Actor | 1897 - 1901 | 3 | |
| Thomenius, Maija-Liisa | Maija-Liisa Thomenius | Costume Designer | 1977 - 1986 | 3 | |
| Tóth, Ildikó | Ildikó Tóth | Actor | 1989 - 1996 | 3 | |
| Táborský, Martin | Martin Táborský | Actor | 1998 - 2002 | 3 | |
| Takeda, Masanori | Masanori Takeda | Actor | 1913 - 1914 | 3 | |
| Takizawa, Osamu | Osamu Takizawa | Actor | 1934 - 1953 | 3 | |
| Tallián, Marianne | Marianne Tallián | Actor | 1997 - 2002 | 3 | |
| Talvi, Aino | Aino Talvi | Actor | 1943 - 1962 | 3 | |
| Tatarkiewicz, Jan | Jan Tatarkiewicz | Actor, Director | 1882 | 3 | |
| Taylor, Richard | Richard Taylor | Composer | 2005 - 2006 | 3 | 1 |
| Teale, Owen | Owen Teale | Actor | 1996 - 1997 | 3 | 1 |
| Thomas, Anstey | Anstey Thomas | Actor | 1992 | 3 | |
| Thornton, Cyril | Cyril Thornton | Actor | 1934 - 1935 | 3 | |
| Thursfield, Sophie | Sophie Thursfield | Actor | 1992 | 3 | |
| Toetzke, Berthold | Berthold Toetzke | Actor | 1972 - 1987 | 3 | |
| Toguri, David | David Toguri | Choreographer | 1981 - 1982 | 3 | |
| Tolnæs, Gunnar | Gunnar Tolnæs | Actor | 1909 - 1929 | 3 | 1 |
| Tompuri, Elli | Elli Tompuri | Actor | 1902 - 1930 | 3 | 1 |
| Torta, Carlina | Carlina Torta | Actor | 2006 - 2007 | 3 | |
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