Keith Gemmell (15 February 1948 – 24 July 2016) was a British musician. He played saxophone, clarinet, and flute, and was best known for being a member of art rock band Audience from 1969 to 1972 and from 2004 to 2016. He was also a musical arranger and composer, published digital sheet music, wrote articles for the UK publication , and was the author of several books including the best-seller Cubase Tips & Tricks.