William Carvel "Bill" Graham (born March 17, 1939) is a Canadian lawyer, law professor, former politician, and Chancellor of Trinity College.
Graham served as Minister of Foreign Affairs, Minister of National Defence, Leader of the Opposition and interim Leader of the Liberal Party of Canada.
He was recently a member of the Minister's Advisory Panel for Defence Minister Harjit Sajjan, providing expertise and advice for the Government of Canada's Defence Review.
Graham has recently authored an autobiography, titled Call of the World: A Political Memoir.