High Quality Content by WIKIPEDIA articles! William Grenville "Bill" Davis, PC, CC, OOnt, QC (born July 30, 1929 in Brampton, Ontario) was the 18th Premier of Ontario, Canada, from 1971 to 1985. Davis was first elected as the MPP for Peel in the 1959 provincial election where he was a backbencher in Leslie Frost`s government. Under John Robarts, he was a cabinet minister overseeing the education portfolio. He succeeded Robarts as Premiere of Ontario and held the position until resigning in 1985.