Career
He officiates in the ASB Premiership, the national football competition of New Zealand, and is also a former OFC Champions League referee in the Oceania Football Confederation. His occupation is as an Information Technology Supervisor. Kerr first took up refereeing in 1991 at the age of 14 in his home town of New Plymouth.
In 2006 he became a referee on the ASB Premiership.
In 2009 he officiated his first OFC Champions League match between Marist Football Club (Solomon Islands) and Lautoka F.C. (Fiji) in Honiara. Since then, he has refereed further OFC Champions League games and was a match official at the South Pacific Games in 2011 refereeing his first international.
He officiated the match between Tahiti and New Caledonia. Kerr came off the Fédération internationale de football association referee list at the start of 2013 due to being unavailable
In 2014, Kerr was the referee for the Chatham Cup Final at North Harbour Stadium between Central United and Cashmere Technical.