Calum Murray (born 7 July 1967) is a Scottish former football referee. Murray started as a referee in 1991 and was admitted to the senior list six years later. He became a FIFA grade referee in 2005; as of 2013, however, he was no longer included on the FIFA list, having reached the international retirement age of 45. During his career Murray had been in charge of Edinburgh and Old Firm derbies, and has had over thirty international appointments. He served as a referee in 2010 World Cup qualifiers. He retired at the end of the 2014/2015 season, his final match being the Premiership Play-Off semi-final 1st leg between Rangers and Hibernian on 20 May. He stated that an Old Firm match in 2011 which featured several violent scenes was the toughest match he officiated. Since retiring he has worked as a referee mentor. References External links Profile and stats at WorldReferee.com 1967 births Living people Scottish football referees Scottish Football League referees Scottish Premier League referees Scottish Professional Football League referees