Stanfield, Robert Lorne, 1914–2003, Canadian political leader. A lawyer, he became (1948) leader of the Progressive Conservative party in Nova Scotia, entered the provincial legislature (1949), and served (1956–67) as Nova Scotia's premier. During his ministry he concentrated on the province's industrial development. After he was chosen his party's national leader (1967), he resigned as premier and entered the House of Commons, where he became leader of the opposition the same year. He lost the 1968 elections to Prime Minister Pierre Elliott Trudeau and the Liberal party, and after failing to oust the Liberals from power in the 1974 elections, he stepped down as party leader.