| McDonald, H.A. | H.A. McDonald | Actor | 1928 | 1 | |
| McDonald, Hugh | Hugh McDonald | Actor | 1958 | 1 | 1 |
| McDonald, James | James McDonald | Dancer | 2014 | 1 | |
| McDonald, Katherine | Katherine McDonald | Actor | 1928 | 1 | |
| McDonald, Keegan | Keegan McDonald | Actor | 2015 | 1 | |
| McDonald, Kenneth | Kenneth McDonald | Actor | 1945 | 1 | |
| McDonald, Lois | Lois McDonald | Dancer | 1939 | 1 | |
| McDonald, Mat | Mat McDonald | Designer | 2024 | 1 | |
| McDonald, Neil | Neil McDonald | Actor | 2023 | 1 | |
| McDonald, Peg | Peg McDonald | Actor | 1958 | 1 | 1 |
| McDonald, Robin | Robin McDonald | Actor | 1979 | 1 | |
| McDoniel, Nancy | Nancy McDoniel | Actor | 1971 | 1 | |
| McDonnell, Cat | Cat McDonnell | Actor | 2010 | 1 | |
| McDonnell, Colleen | Colleen McDonnell | Actor | 2007 | 1 | 1 |
| McDonnell, Emily, Cass | Emily Cass McDonnell | Actor | 2013 | 1 | |
| McDonnell, Ian | Ian McDonnell | Actor | 2013 | 2 | |
| McDonnell, Mary | Mary McDonnell | Actor | 1974 - 1986 | 2 | 1 |
| McDonnell, Owen | Owen McDonnell | Actor | 2005 | 1 | |
| McDonnell, P.J. | P. J. McDonnell (P.J. McDonnell) | Actor | 1923 | 2 | |
| McDonough, Corinne | Corinne McDonough | Actor | 1911 | 1 | |
| McDonough, Emma | Emma McDonough | Designer | 2018 | 1 | |
| McDonough, J.M. | J.M. McDonough | Actor | 1998 | 1 | |
| McDonough, John | John McDonough | Actor | 1967 | 1 | |
| McDonough, Tim | Tim McDonough | Actor, Adaptation, Director, Sound Designer | 1999 - 2009 | 5 | |
| McDormand, Frances | Frances McDormand | Actor | 1990 | 1 | |
| McDougall, Desireé, Kongerød | Desireé Kongerød McDougall | Translator | 2010 | 1 | 1 |
| McDougall, Gordon | Gordon McDougall | Director | 1980 | 1 | 1 |
| McDougall, Gordon | Gordon McDougall | Actor | 1964 | 1 | |
| McDowell, Myles | Myles McDowell | Actor | 1964 | 1 | |
| McDowell, Tina-Lisa | Tina-Lisa McDowell | Actor | 1990 | 1 | |
| McDowell, W. Stuart | W. Stuart McDowell | Director | 2020 | 1 | |
| McEachern, Ann | Ann McEachern | Actor | 1984 | 1 | |
| McEachern, W. E. "Mac" | W. E. "Mac" McEachern | Actor | 2000 | 1 | |
| McEleney, Brian | Brian McEleney | Actor | 1998 | 6 | |
| McElhatton, Michael | Michael McElhatton | Actor | 1988 | 2 | |
| McElherron, Fergal | Fergal McElherron | Actor | 2011 | 1 | 3 |
| McElhinney, Ian | Ian McElhinney | Actor | 1993 | 1 | |
| McElhinney, Mandy | Mandy McElhinney | Actor | 1993 | 1 | 1 |
| McElroy, Corey | Corey McElroy | Actor | 2025 | 1 | |
| McElroy, George | George McElroy | Actor | 1964 | 1 | |
| McElroy, Steve | Steve McElroy | Actor | 2003 | 1 | |
| McElveen, | McElveen | | | | |
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