John McCallum

John McCallum PC (born 9 April 1950) is a Canadian politician, economist, diplomat and former university professor. A former Liberal Member of Parliament (MP), McCallum was the Canadian Ambassador to China from 2017 to 2019. He was asked for his resignation by Prime Minister Trudeau in 2019. As an MP, he represented the electoral district of Markham—Thornhill, and had previously represented Markham—Unionville and Markham. He is a member of the Queen's Privy Council for Canada. A veteran federal politician who began his political career in 2000, McCallum has served in the governments of Liberal prime ministers Jean Chrétien, Paul Martin, and Justin Trudeau. McCallum has previously been Secretary of State (International Financial Institutions), Minister of National Defence, Minister of Veterans Affairs, and Minister of Immigration, Refugees and Citizenship.