Crawford AllanCrawford Allan is a retired Scottish football referee. He was appointed Head of Referee Operations at the Scottish FA, before leaving the role and being succeeded by Willie Collum in July 2024Refereeing careerAllan, who began his refereeing career in the early nineties, retired from refereeing shortly after his 50th birthday. His final match was a Scottish Premiership game between Hamilton Academical and Dundee at the end of the Scottish football|2016–17 season].