John Tilbury (born 1936) is a British pianist. He is considered one of the foremost interpreters of Morton Feldman's music, and since 1980 has been a member of the free improvisation group AMM. During the 1960s, Tilbury was closely associated with the composer Cornelius Cardew, whose music he has interpreted and recorded and a member of the Scratch Orchestra. He is currently completing a biography of Cardew to be published in early 2007. He has also recorded the works of Howard Skempton and John White, among many others, and has also performed adaptations of the radio plays of Samuel Beckett.