| Ammann, Lukas | Lukas Ammann | Actor, Director | 1936 - 1952 | 7 | |
| Ammerman, John | John Ammerman | Actor | 1998 - 1999 | 2 | |
| Ammicht, Marion | Marion Ammicht | Dramaturg | 2016 | 1 | |
| Ammon, Carl | Carl Ammon | Actor | 1901 | 2 | |
| Amodio, Amedeo | Amedeo Amodio | Actor | 1980 | 1 | |
| Amols, Gustavs | Gustavs Amols | Actor | 1932 | 1 | |
| Amon, Anton | Anton Amon | Actor | 1920 | 1 | |
| Amor, Christine | Christine Amor | Actor | 1971 - 1973 | 3 | |
| Amor, Lupe | Lupe Amor | Actor | 1945 | 1 | |
| Amorim, Artur | Artur Amorim | Actor | 1997 - 1998 | 3 | |
| Amorim, Gonçalo | Gonçalo Amorim | Actor | 2009 | 2 | |
| Amorim, Manuel | Manuel Amorim | Lighting Designer | 1992 | 1 | |
| Amorim, Ricardo | Ricardo Amorim | Actor | 1983 | 1 | |
| Amort, Robert | Robert Amort | Actor | 1997 | 1 | |
| Amos, Cheryl | Cheryl Amos | Actor | 2004 | 1 | 1 |
| Amos, James | James Amos | Actor | 2004 | 1 | 1 |
| Amos, Maria Elena | Maria Elena Amos | Costume Designer, Designer | 1994 - 2004 | 2 | |
| Ampazis, Thodoris | Thodoris Ampazis | Composer | 2004 - 2005 | 2 | |
| Ampersand, Jenny | Jenny Ampersand | Designer | 2016 | 1 | |
| Ampil, Joanna | Joanna Ampil | Actor | 2006 | 4 | |
| Ampuku, Eriko | Eriko Ampuku | Dancer | 2015 | 3 | |
| Amram, David | David Amram | Composer | 1960 | 1 | |
| Amrhein, Christoph | Christoph Amrhein | Actor | 1991 | 1 | |
| Amsden, Robert | Robert Amsden | Assistant Director | 2013 | 1 | |
| Amshoff, Kathleen | Kathleen Amshoff | Director | 2007 | 1 | |
| Amsler, Else | Else Amsler | Actor | 1940 | 1 | |
| Amstutz, Dorli | Dorli Amstutz | Actor | 1986 | 1 | |
| Amstutz, Roland | Roland Amstutz | Actor | 1981 - 1993 | 16 | 1 |
| Amswych, Felicity | Felicity Amswych | Director | 2000 | 1 | |
| Amtmane, Dagnija | Dagnija Amtmane | Actor | 1950 | 1 | |
| Amtmanis-Briedītis, Alfrēds | Alfrēds Amtmanis-Briedītis | Actor, Director | 1908 - 1934 | 23 | |
| Amtmanis, Teodors | Teodors Amtmanis | Actor, Director | 1907 - 1916 | 10 | |
| Amtrup, Walter | Walter Amtrup | Actor | 1938 | 2 | |
| Amuat, Liliane | Liliane Amuat | Actor | 2012 - 2017 | 8 | 2 |
| Amuka-Bird, Nikki | Nikki Amuka-Bird | Actor | 2017 | 1 | |
| Amundsen, Amund | Amund Amundsen | Actor | 1921 | 1 | |
| Amundsen, Carl Morten | Carl Morten Amundsen | Adaptation, Director, Dramaturg | 1988 - 2020 | 37 | 2 |
| Amundsen, Erika Amlie | Erika Amlie Amundsen | Actor | 2009 | 1 | |
| Amundsen, Geir | Geir Amundsen | Actor | 1993 - 2003 | 2 | 1 |
| Amundsen, Guro | Guro Amundsen | Actor | 2013 | 1 | |
| Amundsen, Hilde Brun | Hilde Brun Amundsen | Actor | 1997 | 1 | |
| Amundsen, Inger G. | Inger G. Amundsen | Costume Designer | 2000 | 1 | |
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