William Carvel Graham was a Canadian lawyer, academic and politician. Graham served as the minister of foreign affairs, minister of national defence, leader of the opposition and interim leader of the Liberal Party of Canada. After leaving politics, he was the chancellor of Trinity College at the University of Toronto.

The Minister of Foreign Affairs is the minister of the Crown in the Canadian Cabinet who is responsible for overseeing the Government of Canada's international relations and is the lead minister responsible for Global Affairs Canada, though the minister of international trade leads on trade issues. In addition to Global Affairs Canada, the minister is also the lead in overseeing the International Centre for Human Rights and Democratic Development and the International Development Research Centre.