Malcolm Changleng (born 25 April 1970) is a Scottish former professional rugby union referee. He is the identical twin brother of fellow referee David Changleng. Changleng began his rugby career as a player with Gala RFC, playing at fullback in the team that won the 1999 Scottish Cup, along with Scottish internationals Gregor Townsend and Chris Paterson. He also represented the Scottish Borders in the 1996–97 Heineken Cup, scoring a try in a 34–25 defeat at home to Leinster on 26 October 1996.