Cringle was born and raised in Ballabeg,[3] educated at Castle Rushen High School and became a farmer and later an auctioneer (Central Marts Limited). Married to Mary, with two sons. He was an Arbory Parish Commissioner from 1964 to 1974. He was first elected a Member of the House of Keys in 1974 as a member for Rushen. He lost his seat in 1986, whilst Chairman of the Home Affairs Board, but regained it in 1991, continuing as a Member for Rushen until 2000. From 1996 to 2000 he was Speaker of the House of Keys. From 2000 to 2011 he was President of Tynwald, and thus a member of the Legislative Council.