See also:
1922 in Canada,
other events of 1923,
1924 in Canada and the
list of 'years in Canada'.
Incumbents
Events
- January 1 - The Department of National Defence comes into being
- January 24 - Ernest Armstrong becomes premier of Nova Scotia, replacing George H. Murray, who had governed for 27 years
- February 28 - Peter Veniot becomes premier of New Brunswick, replacing Walter Foster
- March 2 - The Halibut Treaty signed with the United States is Canada's first international treaty not signed under the auspices of the United Kingdom
- March 14 - World's first complete play-by-play radio broadcast of a professional hockey game is done by Pete Parker in Regina.
- March 22 - Foster Hewitt announces his first hockey game
- June 25 - Ontario election: Howard Ferguson's Conservatives win a majority, defeating Ernest Drury's United Farmers of Ontario
- July 1 - The Chinese Immigration Act of 1923 came into effect, banning all Chinese from entering Canada except for businessmen, diplomats, foreign students, and "special circumstances"
- July 16 - Howard Ferguson becomes premier of Ontario, replacing Ernest Drury
- August 17 - The Home Bank of Montreal fails
- October 8 - A stevedore's strike begins in Vancouver
- October 25 - Frederick Banting and John Macleod win the Nobel Prize for Medicine for the discovery of insulin
- September 5 - James D. Stewart becomes premier of Prince Edward Island, replacing J.H. Bell
- Canadian National Railway is formed by merger of Canadian Government Railways, Canadian Northern Railway, Grand Trunk Pacific Railway, and Grand Trunk Railway.
- Marijuana is made illegal in Canada
Arts and literature
- New books
Births
- January 1 - Roméo Sabourin, war hero
- March 1 - Uno Helava, inventor
- March 2 - Ghitta Caiserman-Roth, painter
- March 4 - Stanley Haidasz, politician
- March 10 - Richard Doyle, newspaper editor
- March 15 - Laurent Desjardins, Manitoba politician
- March 19 - Henry Morgentaler, abortion activist
- March 30 - Milton Acorn, poet
- April 7 - Aba Bayefsky, artist
- April 16 - Samuel Nathan Cohen, critic
- April 25 - Melissa Hayden, dancer
- May 5 - John Black Aird, Lieutenant Governor of Ontario
- May 18 - Jean-Louis Roux, actor
- July 21 - Rudolph A. Marcus, Nobel laureate
- July 31 - Victor Goldbloom, Quebec politician
- August 3 - Robert Campeau, businessman
- August 6 - Paul T. Hellyer, politician
- August 21 - Robert Stewart, scientist
- September 1 - Kenneth Thomson, businessman
- September 2 - David Lam, Lieutenant Governor of British Columbia
- September 18 - Bertha Wilson, Supreme Court Justice
- October 7 - Jean-Paul Riopelle, painter
- October 23 - Réjane L. Colas, jurist
- November 1 - Gordon R. Dickson, author
- November 2 - Harold Horwood, writer
- November 22 - Arthur Hiller, film director
- Kildare Dobbs, writer
Deaths
