Ig Henneman (born 21 December 1945) is a Dutch composer and bandleader.
She studied viola and violin in Amsterdam and Tilburg, and composition with Robert Heppener.
[1] After completing her studies, Henneman worked as a violist in orchestras, and then co-founded the rock band FC Gerania where she began to compose.
She also improvises on viola with Henneman Sextet, Duo Baars-Henneman with Ab Baars and the Queen Mab Trio.
[2][3] Henneman has composed for orchestras, ensembles and soloists, plus pieces for film and theater.