Name
- MacIntyre, John, alias `John Brandane', playwright1
- MacKeown, Michael J J, playwright1
- MacKinlay, Malcolm Temple Sterling, singing teacher and author1
- MacLeod, Morva1
- MacMunn, George Fletcher, Lieutenant-General KCB, Commander-in-Chief Mesopotamia1
- Macintyre, Dugald, writer on natural history1
- Macmillan, Charles Waldren Kirkpatrick, alias `C K Munro'1
- Macqueen-Pope, Walter James, author and lecturer1
- Madeley, Helen Mortimer, author1
- Malleson, William Miles, actor1
- Manners, John Hartley, playwright1
- Manson, Cicely Constance, wife of J B Manson alias Elizabeth1
- Marchant, Stanley Robert, Knight, composer and organist, 1883-19491
- Margrie, William, author, founder of the London Explorers' Club1
- Marriott, James William, alias `Roger Wray', author1
- Marshall, Christabel Gertrude, al. 'Christopher St John', 1871-19601
- Marshall-Hole, Molly, formerly Torin playwright1
- Martin, John Smellie, poet and author1
- Martin-Harvey, John, theatrical producer1
- Martin-Harvey, Muriel, daughter of Sir J Martin-Harvey1