List of Famous people born in Ontario, Canada

Gregory Edward Smith is a Canadian actor, writer, and director. Smith has appeared in several Hollywood films, and is known for his roles as Alan Abernathy in Small Soldiers, Ephram Brown on the television series Everwood, and as Dov Epstein on the police drama series Rookie Blue.

Damien Robitaille is a Canadian musician from the village of Lafontaine, Ontario in the Georgian Bay area, two hours north-west of Toronto.

Sandra Keith is an Olympic Games biathlete for Team Canada. She was part of Canada's team in the 2006 Winter Olympics in Turin.

John Vincent Orlando is a Canadian singer-songwriter, vlogger and actor. Orlando first received attention on social media by posting covers of pop songs by artists such as Austin Mahone, Taylor Swift, Rihanna, Justin Bieber, and Shawn Mendes to his YouTube channel. In 2019, Orlando was nominated for the Juno Award for Breakthrough Artist of the Year. He has also won an MTV Europe Music Award for Best Canadian Act twice, in 2019 and 2020.

Emilia McCarthy is a Canadian and Mexican actress, dancer and writer. She played one of Sheriff Sworn's twin daughters, Alyssa Sworn, in the Netflix television series Hemlock Grove. McCarthy also played Taylor Dean in the Disney Channel Original Movie Zapped. In 2018, she portrayed the role of Lacey in the Disney Channel Original Movie Zombies and reprised the role in Zombies 2

Glenn Herbert Gould was a Canadian classical pianist. He was one of the best known and most celebrated pianists of the 20th century, and was renowned as an interpreter of the keyboard works of Johann Sebastian Bach. Gould's playing was distinguished by a remarkable technical proficiency and a capacity to articulate the contrapuntal texture of Bach's music.

Robert Alexander Mundell, is a Canadian economist. Currently, he is a professor of economics at Columbia University and the Chinese University of Hong Kong.

Jaggi Singh is a Canadian anti-globalization and social justice activist. He is an anarchist. Singh has worked with groups such as Solidarity Across Borders and the No One Is Illegal collective, among others.

Jacqueline Desmarais, was a Canadian billionaire, and long-term supporter of music and opera.

Sasha Hostyn, also known by her username Scarlett, is a Canadian professional video game player. She is most well known for playing StarCraft II, and is the first woman to win a major StarCraft II tournament. She has also played Dota 2.