| MacMath, Danielle | Danielle MacMath | Actor | 2018 - 2023 | 2 | |
| MacMillan, Beryl | Beryl MacMillan | Actor | 1947 | 2 | |
| Macmillan, Duncan | Duncan Macmillan | Adaptation | 2023 | 4 | |
| MacMillan, Ernest | Ernest MacMillan | Conductor, Musical Director | 1930 | 2 | |
| MacMillan, Shannon "Max" | Shannon "Max" MacMillan | Actor | 2002 | 1 | |
| MacNaughtan, Alan | Alan MacNaughtan | Actor | 1948 - 1991 | 5 | |
| Macnee, Colin | Colin Macnee | Actor, Adaptation, Director | 2020 | 3 | |
| MacNeil, Ian | Ian MacNeil | Designer | 1986 - 2016 | 6 | 1 |
| MacNerland, David | David MacNerland | Actor | 1984 | 1 | |
| Macol, Elka | Elka Macol (Елка Мацол) | Actor | 1938 | 1 | |
| Macolino, Giuseppe | Giuseppe Macolino | Actor | 2024 | 1 | |
| Macomber, Amanda | Amanda Macomber | Costume Designer | 2022 | 1 | |
| Macomber, Mystique | Mystique Macomber | Actor | 2018 | 1 | |
| Macowan, Michael | Michael Macowan | Producer | 1936 | 1 | 1 |
| MacOwan, Norman | Norman MacOwan | Actor | 1912 | 1 | |
| Macphail-Alexander, Laurie | Laurie Macphail-Alexander | Designer | 1991 | 1 | |
| MacPhee, Charles | Charles MacPhee | Actor | 1956 | 1 | |
| Macpherson, Denyse | Denyse Macpherson | Actor | 2007 | 1 | |
| Macpherson, John | John Macpherson | Actor | 1975 | 1 | |
| Macpherson, William | William Macpherson | Designer | 1956 | 1 | |
| MacQuarrie, Don | Don MacQuarrie | Actor | 1972 - 1973 | 2 | |
| MacQueen, Brian | Brian MacQueen | Actor | 1979 | 1 | |
| Macras, Constanza | Constanza Macras | Choreographer, Director | 2006 | 2 | 1 |
| Macready, Susan | Susan Macready | Actor | 1972 | 6 | |
| Macri-Eftimiu, Agepsina | Agepsina Macri-Eftimiu | Actor | 1920 - 1941 | 12 | |
| Macrì, Danilo | Danilo Macrì | Adaptation | 2018 | 5 | |
| Macri, Geny | Geny Macri | Actor | 2003 - 2004 | 3 | |
| Macrì, Lorenzo | Lorenzo Macrì | Actor | 1984 | 1 | |
| Macri, Mia | Mia Macri | Actor | 1979 | 1 | |
| Macrin, Bujor | Bujor Macrin | Actor | 1995 - 2010 | 3 | |
| Macrinici, Alexandru | Alexandru Macrinici | Sound Designer | 2011 | 1 | |
| Mačs, Emils | Emils Mačs | Actor | 1921 | 3 | |
| MacShane, Don | Don MacShane | Director | 1953 | 1 | |
| Macsherry, Josette | Josette Macsherry | Actor | 1926 | 1 | |
| MacTavish, Terry | Terry MacTavish | Actor | 2017 | 1 | |
| Macua, Ángeles | Ángeles Macua | Actor | 1974 | 1 | |
| MacVicars, Mr. | Mr. MacVicars | Actor | 1904 - 1905 | 2 | |
| MacVittie, Bruce | Bruce MacVittie | Actor | 2003 | 1 | |
| Macy, William, Hall | William Hall Macy | Actor | 1979 | 1 | |
| Maczey, Lisa | Lisa Maczey | Actor | 1992 | 1 | |
| Maczka, Bonnie | Bonnie Maczka | Actor | 2003 | 1 | |
| Maczonkai, József | József Maczonkai | Actor | 1927 - 1928 | 9 | 1 |
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