Gordon Monahan (born 1956 in Kingston, Ontario) is a Canadian pianist and composer of experimental music. He has been active since at least 1978. Along with his own work, he has performed works by other composers such as John Cage, James Tenney, Udo Kasemets and Roberto Paci Dalò. He has also created site-specific sound installations. In 1992-93 he was artist-in-residence with the DAAD in Berlin where he lived until 2006.