John Galloway Painter AM (born 1932) is an Australian classical cellist. He founded the Australian Chamber Orchestra in 1975, and was Director of the Sydney Conservatorium of Music from 1982 to 1985.
Painter has been associated with arts organisations such as the Music Board and Community Arts Committee of the Australia Council for the Arts, the board of Musica Viva Australia, the Victorian Institute of Colleges, the National Institute of Dramatic Art and the Australian National Academy of Music.
In 1996, Painter was a judge of the Sydney International Piano Competition of Australia. In 2013-14, he was Chair of adjudicators for the inaugural Australian Cello Awards, with the Finals Concert held in Sydney on 30 March 2014.
In 1981, Painter was made a Member of the Order of Australia for service to music. In 2002, he received the Sir Bernard Heinze Memorial Award for outstanding contribution to music in Australia.