Clarence Copithorne (November 12, 1920 – June 4, 1979) was a provincial level politician from Alberta, Canada.
He served as a member of the Legislative Assembly of Alberta from 1967 to 1975 sitting as an Independent and later with the Progressive Conservative caucus in both opposition and government.
[3] On March 27, 1969, Copithorne entered a hamburger into the official record of a debate, to protest the quality of the food in the legislature's cafeteria.
[4] On April 15, 1970 Copithorne joined the Progressive Conservative caucus giving up his independent status.
After the election Premier Peter Lougheed rewarded Copithorne by appointing him to the Executive Council of Alberta to serve as the Minister of Highways and Transport.