List of Famous people born in Ontario, Canada

Pierre de Bellefeuille was a Canadian politician and a two-term Member of the National Assembly of Quebec.

Joseph Gilles Camille "Gil" Mayer was a Canadian professional ice hockey goaltender. Mayer stood 5'6" tall, and weighed 128 lbs, which earned him the nickname "The Needle." During his time with the Cleveland Barons, Mayer became the first AHL goaltender to wear a mask.

Paul Desmarais Jr. is a Canadian businessman in his hometown of Montreal.

Louis Joseph "Leapin' Louie" Fontinato was a Canadian defenceman in the National Hockey League with the New York Rangers from 1954 to 1961 and the Montreal Canadiens from 1961 to 1963.

Stephan James is a Canadian actor. After starring in a string of television series as a teenager, he rose to prominence upon winning a Canadian Screen Award for Best Actor for his role as track and field sprinter Jesse Owens in the 2016 film Race.

John Beverley Robinson was a Canadian politician, lawyer and businessman. He was mayor of Toronto and a provincial and federal member of parliament. He was the fifth Lieutenant Governor of Ontario between the years 1880–1887.

Stephen Elliott Fienberg was a Professor Emeritus in the Department of Statistics, the Machine Learning Department, Heinz College, and Cylab at Carnegie Mellon University.

Edward Samuel "Ted" Rogers Jr., OC was a Canadian businessman and philanthropist. He was the president and CEO of Rogers Communications Inc., and the fifth-richest person in Canada in terms of net worth.

André Desmarais is a Canadian businessman based in Montreal, Quebec.

Jill Barber is a Canadian singer-songwriter. Originally associated with the folk-pop genre, she has performed vocal jazz on her more recent albums.