| Tuzzoli, Tommaso | Tommaso Tuzzoli | Director | 2010 | 1 | |
| Trišić, Snežana | Snežana Trišić | Director | 2011 | 1 | |
| Teilmans, Ewa | Ewa Teilmans | Director | 2014 | 1 | |
| Thoms, Antje | Antje Thoms | Director | 2011 | 2 | |
| Terada, Akira | Akira Terada | Director | 1964 | 1 | |
| Torney, Matt | Matt Torney | Director | 2016 | 1 | |
| Thompson, David | David Thompson | Director | 1958 - 1963 | 2 | 1 |
| Terfloth, John | John Terfloth | Director | 1962 | 1 | |
| Tarver, Jennifer | Jennifer Tarver | Director | 2012 - 2016 | 2 | 1 |
| Truax, Max | Max Truax | Director | 2011 - 2016 | 2 | |
| Terao, Toshiya | Toshiya Terao | Director | 1960 | 1 | |
| Takenaka, Shigetoshi | Shigetoshi Takenaka | Director | 1959 | 1 | |
| Tritscher, Reinhold | Reinhold Tritscher | Director | 2013 | 1 | |
| Tschatschanovski, Vihroni | Vihroni Tschatschanovski | Director | 1957 | 1 | |
| Tenham, Dorothy | Dorothy Tenham | Director | 1957 | 3 | |
| Tanhofer, Tomislav | Tomislav Tanhofer | Director | 1926 - 1953 | 2 | |
| Thamin, Jean-Louis | Jean-Louis Thamin | Director | 1977 | 1 | |
| Topo, Casandra | Casandra Topo | Director | 2014 | 1 | |
| Trzaskalski, Piotr | Piotr Trzaskalski | Director | 2009 | 1 | |
| Tjerneld, Viktor | Viktor Tjerneld | Director | 2017 | 1 | |
| Thomas, Beverly | Beverly Thomas | Director | 2000 | 1 | |
| Tomosjevskij, Jurij | Jurij Tomosjevskij | Director | 2000 | 1 | |
| Turner, Lyndsey | Lyndsey Turner | Director | 2018 | 1 | 1 |
| Tatár, Ágota | Ágota Tatár | Director | 2017 - 2019 | 9 | |
| Tisdall, Polly | Polly Tisdall | Director | 2015 | 1 | |
| Tomlinson, Sandra | Sandra Tomlinson | Director | 2018 | 1 | |
| Turchaninov, Dmitry | Dmitry Turchaninov | Director | 2018 | 2 | |
| Tarlow, Dimitris | Dimitris Tarlow | Director | 2018 - 2023 | 4 | |
| Tanner, Tony | Tony Tanner | Director | 2018 | 1 | |
| Tajudin, Yudi Ahmad | Yudi Ahmad Tajudin | Director | 2019 | 1 | |
| Torbica, Igor, Vuk | Igor Vuk Torbica | Director | 2019 | 1 | |
| Trenčovski, Goran | Goran Trenčovski | Director | 2017 | 2 | |
| Tsakiridi, Ria | Ria Tsakiridi | Director | 2019 | 1 | |
| Torre, Carina | Carina Torre | Director | 2016 | 1 | |
| Taneev, S.A. | S.A. Taneev | Director | 1940 | 1 | |
| Tarchanov, Ivan, Mihailovič | Ivan Mihailovič Tarchanov | Director | 1960 | 1 | |
| Tumanov, Iosif | Iosif Tumanov | Director | | 1 | |
| Tømta, Hanne | Hanne Tømta | Director | 2020 - 2022 | 2 | 3 |
| Taccardo, Paolo | Paolo Taccardo | Director | 2015 - 2017 | 5 | |
| Turska, Elzbieta | Elzbieta Turska | Director | 2009 | 1 | |
| Till, Eric | Eric Till | Director | 1966 | 1 | |
| Tuminas, Rimas | Rimas Tuminas | Director | 2022 - 2023 | 10 | |
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