Matthew Millar (born 5 September 1976) is an Australian professional golfer who plays on the PGA Tour of Australasia.

From 2006 to 2009 he played on the European Tour, having come through all three stages of qualifying school; his best year-end result was 115th on the 2006 Order of Merit.

Millar qualified for the 2011 Open Championship through International Final Qualifying, his only appearance in a major championship.

He has won twice on the PGA Tour of Australasia, winning the Holden New Zealand PGA Championship in March 2015 and the Rebel Sport Masters in January 2018.

PGA Tour of Australasia playoff record (0–2) Note: Millar only played in The Open Championship.