David Troy Palmer (born 28 June 1976 in Lithgow, New South Wales) is a professional squash player from Australia.
He won the Super Series finals in 2002, the World Open in 2002 and 2006; the British Open in 2001, 2003, 2004 and 2008; and the Australian Open in 2008.
He attained World No.
1 ranking in September 2001 and again (for one month) in February 2006.