Mark R. Halsey (born 8 July 1961)[1] is a retired English professional football referee who was born in Welwyn Garden City, Hertfordshire, later based in Bolton, Greater Manchester.[2] Halsey primarily refereed in the Premier League from 1999 to 2013 and was on the league’s list of Select Group Referees from its creation in 2001 until his retirement.

His first Premier League appointment was a fixture between Wimbledon and Coventry City in August 1999 and over the course of his professional career he refereed a number of notable matches, including the FA Community Shield in 2007 and the 2008 final of the Football League Cup.

In 2009 Halsey underwent chemotherapy to treat a cancerous tumour in his throat. He returned to refereeing in the top-flight in 2010. He announced his retirement at the end of the 2012–13 season.