Paul Steenhuisen (born 1965 in Vancouver, British Columbia) is a Canadian composer working with a broad range of acoustic and digital media. His concert music consists of orchestral, chamber, solo, and vocal music, and often includes live electronics and soundfiles. He creates electroacoustic, radio, and installation pieces. Steenhuisen's music is regularly performed and broadcast in Europe, Asia, Australia, and North America. He contributes all audio content and programming to the Hyposurface installation project, based in Cambridge, Massachusetts.