Name
- Bauer, Roberto, opera agent and impresario; writer, 1907-19691
- Bexelius, Björn G, husband of singer K Meyer1
- Evans, Geraint Llewllyn, opera singer1
- Halliday, Angela, secretary to Valerie Masterson1
- Kronzell, Gun, Swedish singer, wife of H Moulton1
- Masterson, Valerie, singer1
- Mastilovic, Danica, Serbian singer1
- Matheson-Bruce, Graeme, singer1
- Matters, Arnold, Australian singer1
- Mayer, Robert, Knight, music patron, 1879-19851
- Melchior, Lauritz, singer1
- Meyer, Kerstin Margareta, Swedish singer, 1928-20201
- Meyer, Otto E, winery director and opera patron1
- Milanov, Zinka, Croatian singer1
- Miles, Bernard James, Baron Miles, actor, founder of the Mermaid Theatre, 1907-19911
- Milinkovic, Georgine von, Czech singer1
- Milnes Blumer, Rodney, music critic1
- Minton, Yvonne, Australian mezzo-soprano1
- Mishcon, Victor, Baron Mishcon, lawyer and politician1
- Modenos, John, singer1