Name
- Lascelles, Ernita, actress? of New York1
- Lockett, Jane Elizabeth, schoolteacher, sister of Alice Lockett1
- Lodge, Oliver Joseph, FRS1
- Loeb, Sydney John, son-in-law of Hans Richter, fl 1910-19501
- Loeb, Sylvia, daughter of S J Loeb, granddaughter of H Richter1
- Loraine, Robert, MC, actor and aviator1
- MacGuire, Tom, socialist1
- MacLeod, Josephine1
- Maisky, Ivan Mikhailovich, Soviet diplomatist, 1884-19751
- Mansfield, Beatrice, née Cameron actress, wife of Richard Mansfield1
- Marchesi, Blanche, soprano, 1863-19401
- Martyn, Carrie, socialist1
- McNulty, Alice, wife of M E McNulty1
- McNulty, Mary, sister of M E McNulty1
- McNulty, Thomas, son of M E McNulty1
- Mildenburg, Anna, soprano, 1872-19471
- Morris, Mary, designer and craftswoman, called May, 1862-19381
- Morris, William, designer, author, and visionary socialist, 1834-18961
- Mowbray, Tom, actor?1
- Mušek, Charley', actor and translator, of the Bohemian National Theatre Prague alias Karel1