| Tierney, Tim | Tim Tierney | Actor | 1996 | 1 | |
| Tullett, Helen | Helen Tullett | Actor | 1981 - 1982 | 2 | |
| Thompson, Jennifer Laura | Jennifer Laura Thompson | Actor | 1994 | 1 | |
| Takashima, Katsunosuke | Katsunosuke Takashima | Lighting Designer | 1928 | 1 | |
| Timpson, Sandy | Sandy Timpson | Actor | 1973 | 1 | |
| Tomtsini, Sokol | Sokol Tomtsini | Designer, Lighting Designer | 2001 - 2007 | 6 | |
| Tan, Victor En Yu | Victor En Yu Tan | Lighting Designer | 1988 | 1 | |
| Tuerk, Laurence | Laurence Tuerk | Lighting Designer, Sound Designer | 1977 - 1984 | 3 | |
| Tempel, Christopher | Christopher Tempel | Actor | 1995 | 2 | |
| Tscherniradev, Iva | Iva Tscherniradev | Actor | 1995 | 2 | |
| Taschwer, Fabian | Fabian Taschwer | Actor | 2002 | 1 | |
| Todoroki, Yukiko | Yukiko Todoroki | Actor | 1958 | 1 | |
| Taborda, Tato | Tato Taborda | Composer | 2001 - 2002 | 2 | |
| Taylor, Hugh | Hugh Taylor | Actor | 1993 | 1 | |
| Towae, Friedel | Friedel Towae | Actor, Costume Designer | 1935 - 1973 | 2 | |
| Tramont, - | - Tramont | Actor | 1913 | 1 | |
| Turner, - | - Turner | Actor | 1913 | 1 | |
| Tanner, Fred | Fred Tanner | Actor | 1944 - 1948 | 5 | |
| Tan, Bie Giok | Bie Giok Tan | Costume Designer | 1975 | 1 | |
| Troy, Jacque | Jacque Troy | Actor | 2004 | 1 | |
| Trask, Emily | Emily Trask | Actor | 2004 | 1 | |
| Tank, Heinz W. | Heinz W. Tank | Mask Maker | 1975 | 1 | |
| Traversa, Andrea | Andrea Traversa | Designer | 2011 | 1 | |
| Taddei, Claudio | Claudio Taddei | Composer | 2011 | 1 | |
| Tingwell, Charles "Bud" | Charles "Bud" Tingwell | Actor | 1980 | 1 | |
| Tripp, Helen | Helen Tripp | Actor | 1988 - 1998 | 2 | |
| Tymukas, Julia | Julia Tymukas | Director | 1984 | 1 | |
| Tobin, Alan | Alan Tobin | Actor | 1986 | 1 | |
| Taeger, Friedrich | Friedrich Taeger | Actor | 1893 - 1926 | 43 | |
| Tiedt, Mr. | Mr. Tiedt | Actor | 1915 - 1918 | 7 | |
| Thiré, Cecil | Cecil Thiré | Director, Translator | 1971 - 1989 | 14 | |
| Teles, Karine | Karine Teles | Actor | 2002 | 1 | |
| Tarsoly, Krisztina | Krisztina Tarsoly | Actor | 2005 - 2010 | 2 | |
| Tourneur, Laure | Laure Tourneur | Actor | 2011 | 1 | |
| Torp, Camilla | Camilla Torp | Actor | 1996 | 1 | |
| Tashi, - | - Tashi | Actor | 2011 | 1 | |
| Turrell, Leanne | Leanne Turrell | Designer | 2011 | 1 | |
| Tinalovoi, Oleni | Oleni Tinalovoi | Choreographer | 2004 | 1 | |
| Tougard, Enzo | Enzo Tougard | Actor | 2010 - 2011 | 2 | |
| Tindall, Marcia | Marcia Tindall | Actor | 1975 | 1 | |
| Thaler, Martin A. | Martin A. Thaler | Costume Designer | 2010 | 1 | |
| Twidale, Lynda | Lynda Twidale | Costume Designer | 2011 - 2023 | 2 | |
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