Sergio Marchi, PC (born May 12, 1956), is a Canadian politician and former diplomat, who served as a federal Liberal Member of Parliament and cabinet minister and, later, as an ambassador.
He first entered politics at the municipal level, where he was elected Alderman for Ward 1 in North York (now part of Toronto) in 1982.
In 2005, it was reported in the media that Marchi might challenge incumbent David Miller for the Toronto mayoralty in the municipal election in 2006.
[1] After leaving the diplomatic world, in February 2006, Marchi joined the Toronto law firm of Lang Michener LLP as a senior advisor, and also became President of the Canada China Business Council, and Chairman of the Canadian Services Coalition.
In February 2015, Marchi returned to Canada, where he was appointed President and CEO of the Canadian Electricity Association, headquartered in Ottawa.