Arts and Entertainment:
* Drake: Rapper and singer, born and raised in Toronto.
* Justin Bieber: Pop singer, born in Stratford.
* Ryan Reynolds: Actor, born in Vancouver but raised in London, Ontario.
* Jim Carrey: Comedian and actor, born in Newmarket.
* Celine Dion: Singer, born in Quebec, but achieved international fame while living in Ontario.
* William Shatner: Actor (Star Trek), born in Montreal but raised in Montreal and Ottawa.
* Sheryl Lee Ralph: Actress (Abbott Elementary), born in Barrie.
* Daniel Radcliffe: Actor (Harry Potter), born in London, England, but spent his childhood in Toronto.
* Gordon Lightfoot: Singer-songwriter, born in Orillia.
* Neil Young: Singer-songwriter, born in Toronto.
* The Weeknd: Singer, born and raised in Toronto.
* Alessia Cara: Singer-songwriter, born in Brampton.
Sports:
* Wayne Gretzky: Hockey player, considered the greatest of all time, born in Brantford.
* Steve Nash: Basketball player, two-time NBA MVP, born in Victoria, British Columbia, but grew up in Regina, Saskatchewan, and played college basketball at Santa Clara University in California.
* Sidney Crosby: Hockey player, considered one of the greatest of all time, born in Cole Harbour, Nova Scotia.
* Carey Price: Hockey player, Montreal Canadiens goalie, born in Anahim Lake, British Columbia.
* Connor McDavid: Hockey player, considered one of the greatest of all time, born in Edmonton, Alberta.
* Mike Weir: Golfer, Masters champion, born in Sarnia.
* Brooke Henderson: Golfer, Canadian golf star, born in Smiths Falls.
* Christine Sinclair: Soccer player, considered one of the greatest of all time, born in Burnaby, British Columbia.
Politics and Business:
* Justin Trudeau: Prime Minister of Canada, born in Ottawa.
* Stephen Harper: Former Prime Minister of Canada, born in Toronto.
* John Tory: Mayor of Toronto.
* Jim Flaherty: Former Finance Minister of Canada, born in Scarborough.
* Mike Lazaridis: Co-founder of BlackBerry, born in Kitchener.
* Conrad Black: Former media baron, born in Toronto.
* Kevin O'Leary: Entrepreneur and investor, born in Montreal but raised in Oshawa.
Literature and History:
* Margaret Atwood: Novelist and poet, born in Ottawa.
* Alice Munro: Short story writer, Nobel Prize laureate, born in Wingham.
* Malcolm Gladwell: Author and journalist, born in Fareham, Hampshire, England, but raised in Toronto.
* Pierre Elliott Trudeau: Former Prime Minister of Canada, born in Montreal.
* Lester B. Pearson: Former Prime Minister of Canada, Nobel Peace Prize laureate, born in Toronto.
This is just a small sample of the many famous people who have called Ontario home. The province has a rich history and culture, and its residents have made significant contributions to the world in various fields.