| Aisner, Joe | Joe Aisner | Actor | 1961 | 1 | |
| Aitchison, Peggy | Peggy Aitchison | Actor | 1972 | 1 | |
| Aitken, Charles | Charles Aitken | Actor | 2003 | 1 | |
| Aitken, James | James Aitken (James Aitken) | Actor | 2003 | 1 | |
| Aitken, Spottiswoode | Spottiswoode Aitken (Spottiswoode Aitken) | Actor | 1907 | 1 | |
| Aivatzoglou, Iordanis | Iordanis Aivatzoglou | Actor | 2013 | 1 | |
| Ajelli, Silvia | Silvia Ajelli | Actor | 2002 - 2003 | 6 | |
| Ajenjo-Rodriquez, Juan-Carlos | Juan-Carlos Ajenjo-Rodriquez | Dancer | 1992 - 1994 | 8 | |
| Ajenjo, Juan-Carlos | Juan-Carlos Ajenjo | Actor | 1999 | 1 | |
| Ajiwe, Uche | Uche Ajiwe | Actor | 2002 | 1 | |
| Ajootian, David | David Ajootian | Actor | 1947 | 1 | |
| Ajoret, Danielle | Danielle Ajoret | Actor | 1973 | 2 | |
| Ajose-Cutting, Temitope | Temitope Ajose-Cutting | Choreographer | 2008 | 1 | |
| Ajtay, Andor | Andor Ajtay | Actor | 1966 | 1 | |
| Ajvaz, Milan | Milan Ajvaz | Actor | 1933 | 1 | |
| Ak, Bekirhan | Bekirhan Ak | Actor | 2023 | 1 | |
| Akabane, Hideyuki | Hideyuki Akabane | Actor | 1995 | 1 | |
| Akabane, Saburo | Saburo Akabane (Saburo Akabane) | Actor | 2006 - 2008 | 2 | |
| Akagi, Ranko | Ranko Akagi | Actor | 1950 | 1 | |
| Akah, Onyinye | Onyinye Akah | Actor | 2002 | 1 | |
| Akalın, Şahap | Şahap Akalın (Sahap Akalin) | Actor | 1956 | 1 | |
| Akarrion, Samia | Samia Akarrion | Actor | 2002 | 15 | |
| Akashi, Sumiko | Sumiko Akashi (Sumiko Akashi) | Actor | 1914 | 1 | |
| Akaso, Eiji | Eiji Akaso | Actor | 2018 | 2 | |
| Akasoglou, Martha | Martha Akasoglou | Actor | 2003 | 1 | |
| Akazawa, Asako | Asako Akazawa | Actor | 1976 | 1 | |
| Akbari, Azadeh | Azadeh Akbari | Actor | 2019 | 1 | |
| Akbari, Sara | Sara Akbari | Actor | 2015 | 1 | |
| Akbarzadeh, Jamshid | Jamshid Akbarzadeh | Lighting Designer | 2019 | 1 | |
| Akca, Zeynep | Zeynep Akca | Adaptation, Director | 2020 | 2 | |
| Akçilek, Engin | Engin Akçilek | Actor | 1956 | 1 | |
| Aked, Muriel | Muriel Aked (Muriel Aked) | Actor | 1926 - 1928 | 2 | |
| Aker, Rose-Marie | Rose-Marie Aker (Rose-Marie Aker) | Actor | 2011 - 2012 | 2 | |
| Akerholt, May-Brit | May-Brit Akerholt (May-Brit Akerholt) | Adaptation, Dramaturg, Translator | 1984 - 2022 | 27 | 1 |
| Akerley, Kathleen | Kathleen Akerley | Actor | 2008 | 1 | 1 |
| Akerlind, Cristopher | Cristopher Akerlind | Lighting Designer | 1996 | 1 | |
| Akerø, Ketil | Ketil Akerø (Ketil Akerø) | Designer, Lighting Designer | 1990 - 2000 | 13 | |
| Akers, Andra | Andra Akers | Actor | 1968 | 1 | |
| Akers, Janice | Janice Akers | Actor, Director | 1999 - 2009 | 2 | |
| Akers, Matthew | Matthew Akers (Matthew Akers) | Actor | 2005 | 1 | 1 |
| Akesson, Hans | Hans Akesson (Hans Akesson) | Lighting Designer | 1989 - 1991 | 3 | |
| Akhavan, Barzin | Barzin Akhavan | Actor | 2022 | 1 | |
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