Alan McClatchey (born 16 September 1956) is a Scottish former swimmer who competed at the 1976 Summer Olympics in Montreal, Quebec, Canada, and won a bronze medal as a member of the British 4x200-metre freestyle relay with Gordon Downie, David Dunne and Brian Brinkley. He swam for Warrender Baths Club in Edinburgh, Scotland. He also swam for the University of Michigan's intercollegiate team while studying there.