John Mayhew (27 March 1947 – 26 March 2009) was an English musician, best known for his brief tenure as the drummer of the progressive rock band Genesis. He replaced the band's previous drummer, John Silver, in August 1969, and was himself replaced in August 1970 by Phil Collins. Mayhew appears on the album Trespass, as well as the Genesis Archive 1967-75 and Genesis 1970–1975 box sets.