John Douglas Horler (born 26 February 1947 in Lymington) is an English jazz pianist and composer. He began his studies at the Royal Academy of Music in 1963 and established a reputation through his work with the big bands of Maynard Ferguson and the BBC. Horler gained significant recognition for his long-term collaborations with John Dankworth and Cleo Laine. In 1977, he accompanied singer Ernestine Anderson for the Concord label. His career included performances and recordings with American musicians such as Chet Baker, Bob Brookmeyer, Clark Terry, and Zoot Sims. Horlerâs discography includes solo material beginning in 1993, with Gentle Piece (1996), the 1986 duo album Children's Hour with Jimmy Hastings, and Dancing in the Dark, recorded in 2007 with Tony Coe. He is the brother of jazz musician David Horler and the uncle of Cascada vocalist Natalie Horler.