Walter Franklin McLean, PC (born April 26, 1936) is a former Canadian politician. Born in Leamington, Ontario, he grew up in Victoria British Columbia, the son of James Walter Lewis McLean (1905–1998), a Presbyterian minister, and Frances D. Blair McLean. He studied at the University of British Columbia and Toronto's Knox College. Walter and his wife Barbara were designated as Presbyterian missionaries; Walter was the first CUSO coordinator in Nigeria in 1962. From 1984 to 1985, he was Secretary of State for Canada, and from 1985 to 1986, he was Minister of State (Immigration).