Malcolm Changleng (born 25 April 1970) is a Scottish former professional rugby union referee.

[1] 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.

His first European Rugby Champions Cup match came the following season, when he refereed Benetton Treviso's 34–0 away win over Bourgoin on 29 October 2004.

[3] On the international scene, Changleng's most prestigious refereeing appointment came on 9 June 2007, when he officiated a match between South Africa and Samoa.

[4][5] In January 2008, Changleng retired from professional refereeing in order to spend more time with his family and return to his teaching career at Galashiels Academy.