Deaths from cancer in Ontario

Canadian writer and economist (1869–1944)

Leader of the New Democratic Party of Canada (1950-2011)

Canadian politician, 64th Mayor of Toronto (1969–2016)

Canadian musician (1966–2008)

Scottish-born Canadian politician (1904-1986)

Canoe racer (1904-1962)

Canadian actress (1955–2015)

Canadian ice hockey goaltender and politician

Pakistan-born Canadian Islamism critic and non-fiction writer

Canadian sprinter (1962-2021)

American marxist scholar (1942–2016)

Canadian actor and jazz musician (1932–2016)

English-born Canadian stage, film and television actress (1930-1993)

American-born Canadian actress (1938–2021)

Canadian ice hockey player (1931–2017)

Canadian hurdler and sprinter (1915–1969)

Canadian psychology professor (1943–2012)

actor and voice actor

Canadian ice hockey player (1901–1977)

Jamaican-Canadian keyboardist, songwriter and musical director

Canadian movie and television actor and voice actor (1941–2013)

Canadian ice hockey player (1900–1957)

Canadian general (1904–1985)

Canadian swimmer, Olympic bronze medallist (1952–2009)

Canadian opera singer (1911-1968)

ice hockey player (1944–1974)

Canadian politician, writer, broadcaster and barrister (1924-1980)

Canadian politician (1966–2026)

British actor (1943–2006)

Canadian jazz musician (1935–2010)

Canadian mathematician, born 1941 (1941–2014)

Canadian politician (1947–2018)

Afghan-Canadian musician (1952–2022)

Canadian serial murderer and rapist

Canadian actor and comedian

Canadian humanitarian (1909-1990)

Canadian ice hockey coach (1934–2003)

Canadian musician (1946-2007)

Canadian theoretical physicist (1960–2025)

Sprinter coach (1948-2010)

Canadian actress (1965–2005)

Canadian Celtic musician (1938–2006)

Canadian ice hockey player (1940–2003)

Canadian psychologist (1942-2009)

Canadian composer (1937-1997)

Canadian ice hockey player (1953-2018)

Pakistani film and television actor (1942-2023)

Canadian musician (1928–2001)

Canadian computer programmer (1936-2007)

Italian-born baseball infielder (1935-2011)

American basketball player (1941–2018)

Canadian politician (1933-2005)

Canadian pianist and songwriter (1945–2011)

Canadian writer (1974–2018)

Canadian politician

Canadian figure skater (1912–1976)

Canadian writer

Canadian artist (1927-1977)

Officer of the Polish Army (1914-2004)

Canadian composer and musician (1922-2005)