| Arbus, Arin | Arin Arbus | Director | 2016 | 1 | |
| Arnaudeau, Pierre | Pierre Arnaudeau | Director | 1963 | 1 | |
| Aspelin, Staffan | Staffan Aspelin | Director | 1961 | 1 | |
| Andrus, T., O. | T. O. Andrus | Director | 1961 | 1 | |
| Abrams, Sherwin | Sherwin Abrams | Director | 1960 | 1 | |
| Appleby, Ian | Ian Appleby | Director | 2011 | 1 | |
| Auerbach, Franz | Franz Auerbach | Director | 1972 | 1 | |
| Anghel-Stanca, Zoe | Zoe Anghel-Stanca | Director | 1979 | 1 | |
| Azoulay, Kfir | Kfir Azoulay | Director | 2013 | 1 | |
| Allgayer, Wilhelm | Wilhelm Allgayer | Director | 1958 | 2 | |
| Apan, Horațiu Ioan | Horațiu Ioan Apan | Director | 2005 | 1 | |
| Albani, Nicolae | Nicolae Albani | Director | 1967 | 1 | |
| Albert, Fernando | Fernando Albert | Director | 1954 | 1 | |
| Arnold, Heinz | Heinz Arnold | Director | 1952 | 1 | |
| Allen, Casey | Casey Allen | Director | 1950 | 1 | |
| Acquaviva, Raymond | Raymond Acquaviva | Director | 1999 | 1 | |
| Arvold, Alfred, G. | Alfred G. Arvold | Director | 1939 | 1 | |
| Arundell, Dennis | Dennis Arundell | Director | 1943 | 1 | |
| Ashmore, Basil | Basil Ashmore | Director | 1945 | 1 | |
| Archer, Osceola | Osceola Archer | Director | 1947 | 1 | |
| Askin, Leon | Leon Askin | Director | 1948 | 1 | |
| Amswych, Felicity | Felicity Amswych | Director | 2000 | 1 | |
| Alnıaçık, Raik | Raik Alnıaçık (Raik Alniacik) | Director | 1975 - 1978 | 2 | |
| Andreicic, Tatiana | Tatiana Andreicic | Director | 1984 | 2 | |
| Andreina, Livio | Livio Andreina | Director | 1986 | 1 | |
| Anklam, Sandra | Sandra Anklam | Director | 2018 | 1 | |
| Altuğ, Ali, Gökmen | Ali Gökmen Altuğ | Director | 2018 | 1 | |
| Attard, Toni | Toni Attard | Director | 2018 | 1 | |
| Axelrod, David | David Axelrod | Director | 2018 | 1 | |
| Atkins, Corey | Corey Atkins | Director | 2018 | 1 | |
| Arbo, Eline | Eline Arbo | Director | 2018 - 2020 | 5 | |
| Abdulla, Arsalan | Arsalan Abdulla | Director | 2015 | 1 | |
| Abdulla, Sherzad | Sherzad Abdulla | Director | 2009 | 1 | |
| Al Saedi, Jaefar | Jaefar Al Saedi | Director | 1960 | 1 | |
| Alekseev, Mr. | Mr. Alekseev | Director | 1939 | 1 | |
| Archipova, T. | T. Archipova | Director | 1996 | 1 | |
| Abad, Francisco | Francisco Abad | Director | 1981 | 1 | |
| Audí, Ferrán | Ferrán Audí | Director | 2009 - 2010 | 1 | |
| Armán, Manuel | Manuel Armán | Director | 2001 | 1 | |
| Agahi, Shahab | Shahab Agahi | Director | 2015 | 1 | |
| Abdulla, Zahir | Zahir Abdulla | Director, Dramaturg | 2013 - 2014 | 6 | |
| Albery, Tim | Tim Albery | Director, Lighting Designer | 1974 - 1984 | 2 | |
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