Jon Joseph Allen (born 10 December 1950) is a retired Canadian diplomat. He was Ambassador to Spain from 2012 to 2016 and Ambassador Extraordinary and Plenipotentiary to Israel from 2006 until 2010, when he was replaced by . He was Canada's third Jewish ambassador to Israel (the other two were Norman Spector and David Berger). Born in Winnipeg, Manitoba, Allen received a degree in international law from the University of London.