Alvin Lucier: Official website

Elisabeth Lutyens: Detailed biography showing much of her unhappy personal life and later problems with alcohol as well as detailing her abilities and triumphs by David C. F. Wright for MusicWeb UK

Frank Loesser: Official Website. Includes news, biography, his theater and film works, World War II contributions, artwork, profiles of family members, merchandise, licensing contacts, and links. [Flash introduction.

Frederick Loewe: Official site of the Frederick Loewe Society. Includes biography, photographs, details of shows, message board, links, and Foundation information

Lentz, Georges: Official site. Curriculum vitae, works, discography, reviews, links, discussion of major works and spiritual beliefs

Luzzasco Luzzaschi: Summary of life, detailed biography with bibliography including primary and secondary sources, and collection of scores in Sibelius format

Malcolm Lipkin: Official site. Includes biographical details, photograph, complete works list, and press reviews of selected pieces