Name
- Jesson, C, sec Amalgamated Musicians' Union1
- Kaye, Rose, musician1
- Kellam, Helen E, sec Sheffield Musical Union1
- Knepler, Hugo, concert manager1
- Kàldy, Julius, direktor Operház Budapest1
- Lechbridge, John F, of the New Theatre St Martin's Lane1
- Lees, William Edward, Rector of St Clement's Eastcheap1
- Legge, Robin Humphrey, music editor of 'The Daily Telegraph', 1862-19331
- Lowenfeld, Henry, manager of the Prince of Wales Theatre1
- Löhr, Hermann Frederic, composer1
- MacCabe, J, business manager Moody-Manners Opera Company1
- MacPherson, Sandy, organist?1
- Maclaren, J A, medical practitioner1
- Maclean, Annette, cousin of Alick Maclean1
- Manners, Fanny, née Moody singer and theatre manager1
- Mapleson, Lionel S, of the Metropolitan Opera House New York1
- Marshall, A E, composer1
- Martin, M G, writing from Scarborough1
- Martin, Ricardo, theatre manager?1
- Mayhew, Geoffrey, son-in-law of Alick Maclean1