| Andrews, Roger | Roger Andrews | Designer | 1972 | 1 | |
| Ahr, Henrik | Henrik Ahr | Designer | 2022 | 1 | |
| Ahmed, Ibrahim | Ibrahim Ahmed | Designer | 2022 | 1 | |
| Arteaga, José | José Arteaga | Designer | 1938 | 1 | |
| Aparisi, Toni | Toni Aparisi | Designer | 2016 | 1 | |
| Aleksiev, Momčil | Momčil Aleksiev (Момчил Алексиев) | Designer | 2022 | 1 | |
| Arcenas, Loy | Loy Arcenas | Designer, Director | 2001 | 2 | |
| Allen, L. Garth | L. Garth Allen | Designer, Director | 2008 | 2 | |
| Aday, James | James Aday | Designer, Director | 2011 | 2 | |
| Allison, Edmund | Edmund Allison | Designer, Director | 1962 | 2 | |
| Anderson, Vikki | Vikki Anderson | Designer, Director, Producer | 2000 | 3 | 1 |
| Adams, Kevin | Kevin Adams | Designer, Lighting Designer | 2000 - 2001 | 6 | |
| Akerø, Ketil | Ketil Akerø | Designer, Lighting Designer | 1990 - 2000 | 13 | |
| Allana, Nissar | Nissar Allana | Designer, Lighting Designer | 2009 | 2 | 1 |
| Akhtar, Salim | Salim Akhtar | Designer, Lighting Designer | 2010 - 2017 | 19 | |
| Azorín, Paco | Paco Azorín | Designer, Set Designer | 2003 | 5 | |
| Arancibia, Ernesto | Ernesto Arancibia | Director | 1943 | 1 | |
| Aagaard, Morten | Morten Aagaard | Director | 2002 | 1 | |
| Albrezzi, Steve | Steve Albrezzi | Director | 1997 | 1 | |
| Arrick, Larry | Larry Arrick | Director | 1984 | 1 | |
| Augustynowicz, Anna | Anna Augustynowicz | Director | 2008 | 1 | |
| Aagaard, Ita | Ita Aagaard | Director | 2008 | 1 | |
| Algarra, Antonio | Antonio Algarra | Director | 2010 | 1 | |
| Asché, Theodor | Theodor Asché | Director | 1880 | 1 | |
| Anno, Anton | Anton Anno | Director | 1887 - 1891 | 5 | 2 |
| Andersen, Theodor | Theodor Andersen | Director | 1886 | 1 | 2 |
| Aanrud, Hans | Hans Aanrud | Director | 1896 | 3 | 1 |
| Altmann, Dr. Georg | Georg Altmann (Dr. Georg Altmann) | Director | 1922 - 1928 | 3 | 1 |
| Almirante, M. | M. Almirante | Director | 1909 | 1 | |
| Andersen, Flemming Weiss | Flemming Weiss Andersen | Director | 1993 | 1 | 1 |
| Arstad, Lars | Lars Arstad | Director | 2006 | 7 | 1 |
| Arntsen, Ragnhild | Ragnhild Arntsen | Director | 2009 | 1 | |
| Andrejev, Aleksandar Ivanović | Aleksandar Ivanović Andrejev | Director | 1912 | 1 | |
| Albertsson, Kristján | Kristján Albertsson | Director | 1924 | 1 | |
| Antlitz, Horst | Horst Antlitz | Director | 1971 - 1973 | 3 | |
| Allen, Rae | Rae Allen | Director | 1977 | 1 | |
| Ascher, Tamás | Tamás Ascher | Director | 2007 - 2012 | 7 | 1 |
| Abe, Hirotsugu | Hirotsugu Abe | Director | 1978 | 3 | |
| Axer, Erwin | Erwin Axer | Director | 1979 - 1990 | 3 | 1 |
| Alexanian, Sophia | Sophia Alexanian | Director | 2014 | 1 | |
| Allen, Dennis | Dennis Allen | Director | 1983 | 1 | |
| Alba, Luz | Luz Alba | Director | 1945 | 1 | |
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