List of Famous people born in Ontario, Canada

Thomas John Thomson was a Canadian artist active in the early 20th century. During his short career he produced roughly 400 oil sketches on small wood panels along with around 50 larger works on canvas. His works consist almost entirely of landscapes depicting trees, skies, lakes, and rivers. His paintings use broad brush strokes and a liberal application of paint to capture the beauty and colour of the Ontario landscape. Thomson's accidental death at 39 by drowning came shortly before the founding of the Group of Seven and is seen as a tragedy for Canadian art.

Mark Scheifele is a Canadian professional ice hockey centre and alternate captain for the Winnipeg Jets of the National Hockey League (NHL). He was selected by the Jets in the first round, seventh overall, of the 2011 NHL Entry Draft, the teams' first draft pick after relocating from Atlanta.

Mia Kirshner is a Canadian actress, writer and social activist. She is known for television roles as Mandy in 24 (2001–2005), as Jenny Schecter in The L Word (2004–2009), and as Amanda Grayson in Star Trek: Discovery (2017–present). Her film credits include Love and Human Remains (1993), Exotica (1994), The Crow: City of Angels (1996), Mad City (1997), Not Another Teen Movie (2001) and The Black Dahlia (2006).

Keshia Chanté is a Canadian singer, television personality, actor, songwriter and philanthropist. Chanté released her first hits as a teenager and has since released four albums. In 2013, she rose to international prominence as co-host of BET's 106 & Park with Bow Wow which launched her career as a TV Host & Television Personality. Keshia is most notably the ex-girlfriend of Drake, commonly referred to as "KiKi", referenced in Drake's title track In My Feelings.

Melissa Bishop-Nriagu is a Canadian runner who specialises in the 800 metres. She competed at the 2012, 2016 Olympics and 2020 Olympics, and won a silver medal at the 2015 World Athletics Championships. Her World Championship medal was the first ever medal in the 800 m by a Canadian woman. Bishop-Nriagu graduated from University of Windsor and was only the third Canadian woman to achieve a time under 2:00 minutes in the 800 m. She is currently the national record holder for this distance.

Howard William "Howie" Morenz was a Canadian professional ice hockey player. Beginning in 1923, he played centre for three National Hockey League (NHL) teams: the Montreal Canadiens, the Chicago Black Hawks, and the New York Rangers. Before joining the NHL, Morenz excelled in the junior Ontario Hockey Association, where his team played for the Memorial Cup, the championship for junior ice hockey in Canada. In the NHL, he was one of the most dominant players in the league and set several league scoring records. A strong skater, Morenz was referred to as the "Stratford Streak" and "Mitchell Meteor" in reference to his speed on the ice.

Jonathan Adam Saunders Baruchel is a Canadian actor, director, stand-up comedian and screenwriter. He is known for his voice role as Hiccup Haddock in the How to Train Your Dragon franchise, and for his roles in comedy movies such as Knocked Up, Tropic Thunder, The Trotsky, Fanboys, She's Out of My League, Goon, This Is the End and the action-fantasy film The Sorcerer's Apprentice. He had lead roles as Josh Greenberg in the FXX comedy television series Man Seeking Woman and Steven Karp in Judd Apatow's comedy series Undeclared.

Eric Craig Staal is a Canadian professional ice hockey center currently playing for the Buffalo Sabres of the National Hockey League (NHL). He has also played for the Carolina Hurricanes, New York Rangers and Minnesota Wild. Eric is the oldest of the Staal brothers, which include former teammates Marc, Jordan, and Jared.

Andrea Horwath, is a Canadian politician and community development coordinator who is the Leader of the Official Opposition in Ontario and Leader of the Ontario New Democratic Party. She is a member of the Legislative Assembly of Ontario, representing the riding of Hamilton Centre, and was chosen as the party's leader at its 2009 leadership convention.

Navdeep Singh Bains is a Canadian politician who served as Minister of Innovation, Science and Industry from 2019 until 2021. A member of the Liberal Party of Canada, he has represented the riding of Mississauga—Malton in the House of Commons since the 2015 election. He previously represented the riding of Mississauga—Brampton South from 2004 to 2011. On November 4, 2015, he was appointed the Minister of Innovation, Science and Economic Development in the 29th Canadian Ministry. Bains announced that he would retire from politics after the next federal election, and resigned from the Cabinet effective January 12, 2021.