Tony Valeri is a former Canadian politician. Valeri was the Government House Leader in Paul Martin's government from 2004 until 2006. He was narrowly defeated by New Democratic (NDP) candidate Wayne Marston in the 2006 general election held on January 23, 2006.

The leader of the government in the House of Commons of Canada, more commonly known as the government house leader, is the Cabinet minister responsible for planning and managing the government's legislative program in the House of Commons of Canada. Despite the name of the position it does not refer to the prime minister of Canada, who is the head of government.