| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Kostas Tsapekos | Actor | 1985 | 1 | |||
| Pavel Tesař | Actor | 1985 | 1 | |||
| Asbjørn Toms | Actor | 1948 - 1987 | 31 | |||
| Heinz Trixner | Actor | 1987 - 2003 | 3 | |||
| Kalliopi Tachtsoglou | Actor | 1986 | 1 | |||
| Giannis Totsikas | Actor | 1986 | 1 | |||
| Thedoros Terzopoulos | Adaptation, Composer, Designer, Director, Lighting Designer | 1986 - 2023 | 11 | |||
| Jennifer Dizon Turner | Director | 2014 | 1 | |||
| Stuart Turner | Actor | 2014 | 1 | |||
| Aaron Toronto | Actor | 2014 | 1 | |||
| Stephen Thomas | Actor | 2014 | 1 | |||
| Louise Thwaites | Musician | 2014 | 1 | |||
| Quang Minh Trinh | Musician | 2014 | 1 | |||
| Jon Tenney | Actor | 1984 | 1 | |||
| Warren Treisman | Actor | 1984 | 1 | |||
| Ursula Thie | Actor | 1986 | 1 | |||
| Udo Thies | Actor | 1984 - 1993 | 2 | |||
| Joachim Trefz | Actor | 1984 | 3 | |||
| Mona Tellström-Bergh | Mask Maker | 1984 | 1 | |||
| Minoru Takagi | Director | 1987 | 1 | |||
| Halvor Timiann Rollag | Actor | 1987 | 1 | |||
| James Trevelyan | Actor | 1987 | 1 | |||
| Man Ting | Actor | 2012 - 2013 | 4 | |||
| Zuzana Truplová | Actor | 2014 - 2016 | 2 | |||
| Kaisa Tyrhaug Tønne | Actor | 2014 | 1 | |||
| Margarita Tablada | Actor | 1984 | 1 | |||
| Lise Thomsen | Actor | 1990 | 1 | |||
| Susanne Thelemann | Dramaturg | 1990 - 2008 | 6 | |||
| DJ Tr!p | Composer | 2008 - 2013 | 2 | |||
| Tor Tveite | Adaptation | 2014 | 1 | |||
| Christer Tollin | Actor | 1984 | 4 | |||
| Jürgen Timm | Actor | 1987 | 2 | |||
| Tony Turner | Actor | 1997 | 1 | |||
| Maria João Toscano | Actor | 1987 | 1 | |||
| Giorgos Theodosiadis | Director | 1955 - 1984 | 3 | |||
| Dimitris Themelis | Composer | 1984 | 1 | |||
| Edith Thallaug | Actor | 1958 - 1984 | 2 | |||
| Claude Thévelin | Actor | 1989 | 1 | |||
| Elisabeth Tamaris | Actor | 1980 - 1994 | 4 | |||
| Daniel Teruggi | Composer | 1989 | 1 | |||
| Jan Trieder | Musical Director | 1988 | 1 | |||
| Paolo Terni | Composer | 1990 - 1996 | 5 | |||