william richards bennett, pc, obc (august 18, 1932 – december 3, 2015), commonly known as bill bennett, was a canadian politician. he was the 27th premier of the canadian province of british columbia 1975–1986. he was a son of the former premier, w. a. c. bennett. he was a 3rd cousin, twice removed, of r.b. bennett, eleventh prime minister of canada.