Stuart Dempster (born July 7, 1936 in Berkeley, California) is a trombonist, didjeridu player, improviser, and composer.
During this period he was also a member of the Performing Group at Mills College, and from 1962 to 1966 was first trombonist in the Oakland Symphony Orchestra.
In 1971–72 he was a Fellow at the Center for Advanced Study at the University of Illinois, and in 1973 he was a senior Fulbright scholar to Australia (Tarr 2001; Anon.
He has collaborated with former classmate Pauline Oliveros and Panaiotis including co-founding the Deep Listening Band.
He commissioned Theater Piece for Trombone Player (1966) from Oliveros and choreographer Elizabeth Harris.