As of my last knowledge update in January 2022, Justin Trudeau was the Prime Minister of Canada. However, please note that my information might be outdated as I don't have real-time capabilities, and the situation may have changed since then. Justin Trudeau, born on December 25, 1971, is a Canadian politician and a member of the Liberal Party. He became the leader of the Liberal Party in 2013 and led the party to victory in the 2015 federal election, becoming the 23rd Prime Minister of Canada. Trudeau was re-elected in the 2019 federal election. Trudeau's leadership has been marked by various policy initiatives, both domestic and international. Some key areas of focus have included environmental policies, immigration, and social issues. Keep in mind that political situations can evolve, so it's recommended to check the latest news sources for the most up-to-date information on Justin Trudeau and Canadian politics.