| Mehlum, Ipek D., | Ipek D. Mehlum (Ipek D. Mehlum) | Actor | 2006 | 34 | |
| Mehlkopf, Hermann | Hermann Mehlkopf | Costume Designer | 1966 | 1 | |
| Mehlhorn, Thomas | Thomas Mehlhorn | Actor | 2007 - 2011 | 7 | |
| Mehlhorn, Mr., | Mr. Mehlhorn | Actor | 1906 | 1 | |
| Mehlhorn, Bernhard, | Bernhard Mehlhorn | Actor | 1908 - 1922 | 8 | |
| Mehlhart, Dietlinde | Dietlinde Mehlhart | Costume Designer | 1961 | 1 | |
| Mehler, Christoph | Christoph Mehler | Director | 2013 - 2017 | 3 | |
| Méhes, László | László Méhes | Actor | 2002 | 3 | |
| Meharg, Jennie | Jennie Meharg | Actor | 2010 | 1 | |
| Mehabil, Lila, Nobel | Lila Nobel Mehabil | Actor | 2013 | 3 | |
| Meguid, Marietta | Marietta Meguid | Actor | 2003 - 2005 | 8 | |
| Méglinky, Isabelle | Isabelle Méglinky | Assistant Director | 1993 | 1 | |
| Meglič, Viktor | Viktor Meglič | Actor | 2003 - 2013 | 3 | |
| Megemont, Pierre | Pierre Megemont | Actor | 1993 | 1 | |
| Megel, Joseph | Joseph Megel | Director | 2006 - 2013 | 2 | |
| Meged, Oren | Oren Meged | Actor | 2009 | 1 | |
| Megarrity, Lindsay | Lindsay Megarrity | Designer | 1971 | 1 | |
| Mégard, Mathias | Mathias Mégard | Actor | 2004 - 2005 | 54 | |
| Mees, Siegbert | Friedrich Siegbert Mees | Conductor | 1926 - 1938 | 2 | |
| Meery, Hans, | Hans Meery | Director | 1889 - 1914 | 33 | |
| Meertens, Stéphanie | Stéphanie Meertens | Actor | 2008 | 1 | |
| Meerstadt, Kaj | Kaj Meerstadt | Actor | 2007 | 1 | |
| Meerskon, L. | L. Meerskon | Director | 1966 | 1 | |
| Meershoek, Fabiënne | Fabiënne Meershoek | Actor | 1996 | 1 | |
| Meers, Ben S., | Ben S. Meers (Ben S. Meers) | Actor | 1914 | 1 | |
| Meer, Lyndsey | Lyndsey Meer | Director | 2013 | 1 | |
| Meenen, Uta | Uta Meenen | Costume Designer | 2003 - 2008 | 3 | |
| Meeker, Dan, | Dan Meeker | Designer, Lighting Designer | 2003 | 2 | |
| Meek, Traci | Traci Meek | Costume Designer | 2006 | 1 | |
| Meek, Muriel | Muriel Meek | Actor | 1911 | 1 | |
| Meek, Barbara | Barbara Meek | Actor | 1975 - 1983 | 5 | |
| Meek, Arthur | Arthur Meek | Actor | 2017 | 1 | |
| Meek, Anne | Anne Meek | | | | 1 |
| Meehan, Sean | Sean Meehan | Actor | 2001 | 1 | |
| Meech, Tony | Tony Meech | Actor | 1972 | 1 | |
| Meech, Owen, | Owen Meech | Actor | 1905 - 1910 | 4 | |
| Medwin, Michael | Michael Medwin | Actor | 1988 | 1 | |
| Medwed, Silva | Silva Medwed | Actor | 1970 - 1975 | 2 | |
| Medvešček, Barbara | Barbara Medvešček | Actor | 2016 | 1 | |
| Medven, Joško | Joško Medven | Actor | 1928 | 1 | |
| Medvedeva, Polina | Polina Medvedeva | Actor | 2004 | 1 | |
| Medvedev, Vadim | Vadim Medvedev | Actor | 2008 | 1 | |
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