Gerald M. Shapiro (born 1942 in Philadelphia) is an American composer of acoustic and electronic music.

Shapiro studied first at the Eastman School of Music, where he received a Bachelor of Music degree with distinction in 1964. He then did graduate work at Mills College, where he received an M.A. in 1967, the University of California, Davis, the San Francisco Tape Music Center, and in Paris at the Conservatoire Nationale de Musique and the École Normale Supérieure de Musique. His principal composition teachers were Darius Milhaud, Morton Subotnick, Karlheinz Stockhausen, Olivier Messiaen, and Nadia Boulanger. From 1967 he taught at Brown University, retiring in 2014 as Professor of Music, Emeritus. His compositions have been performed throughout the United States and Europe, and are recorded on the Naxos and Neuma labels.

Compositions (selective list)

• Antiphonies I, for piano and tape (1965)
• Winter Birch, for interactive audience participation and live electronics (1972)
• The Voice of the Dharma, for a cappella choir (1978)
• Nocturne, for chamber orchestra (1981)
• Phoenix, for vocal quartet and live electronics (1987)
• Trio No. 1, for violin, cello, and piano (1993)
• In Time's Shadow, for orchestra (1994)
• String Quartet No. 2 (1994)
• Epithalamium, for string quartet (1997)
• Mouvements perpetuels, for percussion quartet (1998)
• Trio No. 2, for violin, cello, and piano (2004)