List of Famous people born in Ontario, Canada

John Robert Cartwright, was the 12th Chief Justice of Canada.

Julian Bobby de Guzman is a Canadian soccer executive and former professional player and coach.

George Delbert "Dell" Henderson was a Canadian-American actor, director, and writer. He began his long and prolific film career in the early days of silent film.

Charmaine Reid is a badminton player from Canada. Her home is in Calgary. Her coaching has been by Bryan Moody, Ardy Wiranata, and Ken Poole. In 2004, she competed at the Summer Olympics in Athens in both singles and doubles. Reid won five Canadian National Championships between 2005 and 2007, two of them in women's singles, and three in women's doubles. She has won one gold and four silver medals at the Pan American Games. In 2016, she was inducted into Niagara Falls Sports Wall of Fame in recognition of her accomplishments and contribution to the sport of badminton around the world.

Francis John Spence was a Canadian Roman Catholic prelate. Spence served as the Archbishop of the Roman Catholic Archdiocese of Kingston from 1982 until his retirement in 2002.

David Sobolov is a Canadian voice actor and director, best known for his roles as Depth Charge in Beast Wars: Transformers, Gorilla Grodd in The Flash, Drax the Destroyer in various media, Shockwave in Transformers: Prime and Blitzwing in Bumblebee. He was born in Windsor, Ontario.

Denis Forest was a Canadian character actor.

Jason Friedberg and Aaron Seltzer are an American-Canadian film director and screenwriter team known for making parody movies that have received extremely negative reviews, but have generally done well at the box office. They have written/directed films such as Spy Hard, Date Movie, Disaster Movie and Vampires Suck.

Susan Shipton is a Canadian film editor.