1904 in Canada

Crown

• Monarch – Edward VII^[1]

Federal government

• Governor General – Gilbert Elliot-Murray-Kynynmound, 4th Earl of Minto (until December 10) then Albert Grey, 4th Earl Grey
• Prime Minister – Wilfrid Laurier
• Chief Justice – Henri Elzéar Taschereau (Quebec)
• Parliament – 9th (until 29 September)

Provincial governments

Territorial governments

Full date unknown

• Henry Ford opens an automobile manufacturing plant in Windsor, Ontario
• Assiniboine Park in Winnipeg opens
• Creation of Marionville, Ontario, the only village (for now) that shares the 3 Canadian municipalities.

January to June

• January 4 – Pegi Nicol MacLeod, artist (d.1949)
• January 14 – Walter Harris, politician and lawyer (d.1999)
• February 29 – Lloyd Stinson, politician (d.1976)
• March 6 – Farquhar Oliver, politician (d.1989)
• March 26 – Gustave Biéler, Special Operations Executive agent during World War II (d.1944)
• April 16 – Fifi D'Orsay, actress (d.1983)
• April 26 – Paul-Émile Léger, Cardinal of the Roman Catholic Church (d.1991)
• May 1 – Wally Downer, politician (d.1994)
• May 13 – Earle Birney, poet (d.1995)

• May 29 – Eugene Forsey, politician and constitutional expert (d.1991)
• June 26 – Frank Scott Hogg, astrophysicist (d.1951)

July to December

• July 22 – Donald O. Hebb, psychologist (d.1985)
• August 15 – George Klein, inventor (d. 1992)
• September 7 – Matthew Halton, radio and television journalist (d.1956)
• September 14 – Frank Amyot, sprint canoer and Olympic gold medallist (d.1962)
• September 23 – Geoffrey Waddington, conductor
• September 29 – Robert Legget, civil engineer, historian and non-fiction writer (d.1994)
• October 20 – Tommy Douglas, politician and Premier of Saskatchewan (d.1986)
• November 18 – Jean Paul Lemieux, painter (d.1990)
• November 26 – Armand Frappier, physician and microbiologist (d.1991)
• December 18 – Wilf Carter, country music singer, songwriter, guitarist and yodeller (d.1996)
• December 25 – Gerhard Herzberg, physicist and physical chemist (d.1999)
• December 28 – Bobbie Rosenfeld, athlete and Olympic gold medallist (d.1969)
• December 29 – Léo Gauthier, politician (d.1964)