William Grenville Davis (July 30, 1929 – August 8, 2021) was a Canadian politician who served as the 18th premier of Ontario from 1971 to 1985. Behind Oliver Mowat, Davis was the second-longest serving premier of Ontario.
Born in Toronto, Davis was a lawyer before being elected as a Progressive Conservative member of provincial Parliament for Peel in the 1959 provincial election.
