Peter Millar (21 April 1951 – 17 June 2013) was a Scottish footballer who played as a defender or midfielder. Millar is best known for his time at Motherwell where he made 178 league appearances from 1972 to 1979; he also played for Arbroath, Dunfermline Athletic and Dundee before rounding off his career in the United States where he played for Phoenix Inferno and Cleveland Force. Millar died on 17 June 2013, having been suffering from a brain tumour.