List of Famous people born in Ontario, Canada

Dominic Zamprogna is a Canadian actor and voice artist. He is perhaps best known for his roles on the television series Edgemont, Battlestar Galactica and General Hospital.

Douglas Robert Stinson is a Canadian mathematician and cryptographer, currently a professor at the University of Waterloo and a member of the Centre for Applied Cryptographic Research.

Melissa Hayden was a Canadian ballerina at the New York City Ballet.

Dwight Alexander Foster is a Canadian former professional ice hockey player. He was drafted into the National Hockey League (NHL) in the first round, 16th overall in 1977 by the Boston Bruins. Besides Boston, he played for the Colorado Rockies, New Jersey Devils and Detroit Red Wings, before retiring in 1987 because of knee injuries.

Matthew-Aaron Dusk is a Canadian jazz vocalist. He has four certified gold albums: Two Shots, Good News, Old School Yule! and JetSetJazz, and two certified platinum albums; My Funny Valentine: The Chet Baker Songbook and Just the Two of Us.

Timothy Patrick Hudak is a former politician in Ontario, Canada. He was a Progressive Conservative member of the Legislative Assembly of Ontario from 1995 to 2016. He successively represented the ridings of Niagara South, Erie—Lincoln, and then Niagara West—Glanbrook. He served as a cabinet minister in the governments of Mike Harris and Ernie Eves. From 2009 to 2014, he was the leader of the Progressive Conservative Party of Ontario. Following the party's second loss under his leadership in the 2014 provincial election, he resigned as leader and was succeeded by interim leader Jim Wilson. After resigning his seat in the Ontario legislature in September 2016, Hudak became the Chief Executive Officer of the Ontario Real Estate Association (OREA), which has its headquarters in Toronto.

Edmund Murton Walker was a Canadian entomologist. He described the genus Grylloblatta in 1914 which he then considered as a member of the Orthoptera and later placed it in a separate order Grylloblattodea but which are now included in the order Notoptera.

Christopher Bradley "Chris" Owens is a Canadian actor. He is best known for his performances on the television series The X-Files.

John Bird is a Canadian former rally racer. Teamed up with Bruce Simpson, they entered a combined total of 140 rallies, winning 102 of them. John was inducted into the Canadian Motorsport Hall of Fame in 2006.

Sir Lyman Poore Duff, was the eighth Chief Justice of the Supreme Court of Canada. He was the longest serving justice of the Supreme Court of Canada.