Name
- Macey, Edward, writer of plays1
- Majdalany, Fred, journalist1
- Malleson, William Miles, actor1
- Mann, Delbert, of Hecht-Hill-Lancaster theatrical agents1
- Mansel, Juliet, translator1
- Manvell, Roger, of the British Film Academy1
- Marais, Jean Bernard, translator1
- March, Florence Eldridge1
- Marochetti, Georges, Barone1
- Marton, George, literary agent1
- Matthews, Alfred Edward, actor1
- Mauds, Cyril, actor1
- Maurier, Gerald Hubert Edward Busson, Knight, actor and theatre manager, 1873-19341
- Mavor, Osborne Henry, playwright; pseudonym 'James Bridie', 1888-19511
- Maxwell, Roger, actor1
- McCallum, John Neil, Australian actor and television producer, 1918-20101
- McCarthy, Frank, of Twentieth Century-Fox Film Corporation1
- McDowall, Roddy, film producer1
- Meyer, Fleur, née Cowles author1
- Midgley, Robin, theatrical director, 1934-20071