Head of state (monarch) – King George VI (consort – Elizabeth Bowes-Lyon)
Governor general – Alexander Cambridge (until April 12) then Earl Alexander of Tunis (viceregal consort – Princess Alice, Countess of Athlone then Margaret Alexander, Countess Alexander of Tunis)
Prime minister – William Lyon Mackenzie King
Lieutenant Governor of Alberta – John C. Bowen
Lieutenant Governor of British Columbia – William C Woodward (until October 1) then Charles Arthur Banks
Lieutenant Governor of Manitoba – Roland Fairbairn McWilliams
Lieutenant Governor of New Brunswick – David Laurence MacLaren
Lieutenant Governor of Nova Scotia – Henry Ernest Kendall
Lieutenant Governor of Ontario – Albert Edward Matthews (until December 26) then Ray Lawson
Lieutenant Governor of Prince Edward Island – Joseph Alphonsus Bernard
Lieutenant Governor of Quebec – Eugène Fiset
Lieutenant Governor of Saskatchewan – Reginald John Marsden Parker
Premier of Alberta – Ernest Manning
Premier of British Columbia – John Hart
Premier of Manitoba – Stuart Garson
Premier of New Brunswick – John McNair
Premier of Nova Scotia – Angus Macdonald
Premier of Ontario – George A. Drew
Premier of Prince Edward Island – J. Walter Jones
Premier of Quebec – Maurice Duplessis
Premier of Saskatchewan – Tommy Douglas
Controller of Yukon – George A. Jeckell
Commissioner of Northwest Territories – Charles Camsell
January 21 - The Bluenose sinks off Haiti.
May 14 - The Canadian Citizenship Act 1946 is passed. It creates a Canadian citizenship separate from the British.
May 31 - All Japanese-Canadians ordered deported to Japan.
April 12 - Sir Harold Alexander appointed the new Governor General of Canada, replacing the Earl of Athlone.
June 23 - The 1946 Vancouver Island earthquake affects Vancouver Island and mainland British Columbia.
June 27 - Canadian Citizenship Act 1946 is enacted, defining a Canadian citizen and including a reference to being a British subject.
July 15 - A royal commission investigates a Soviet spy ring in Canada. Secret information was found to be leaked and among the Canadians held suspect was the one parliamentary delegate of the Labor-Progressive (Communist) Party.
August 3 - A Canadian wheat agreement provided for British purchases of large amounts of Canadian wheat at prices considerably below the world market.
October 14 - Canada Savings Bonds introduced for the first time.
The Canadian Army Command and Staff College is established.
January 10 - Alexis Nihon, Jr., real estate businessman, Olympic wrestler for The Bahamas (1968) (d.2013)
January 15 - Veronica Tennant, ballet dancer and dance and performance film producer and director
January 17 - Domenic Troiano, rock guitarist (d.2005)
January 22 - Serge Savard, ice hockey player
January 30 - Jean-Paul Daoust, writer
February 6 - Kate McGarrigle, folk music singer-songwriter (d.2010)
March 1 - Gerry Boulet, rock singer (d.1990)
March 5 - Richard Bell, musician (d.2007)
March 6 - Marcel Proulx, politician
March 11 - Paul DeVillers, politician
March 22 - Rivka Golani, viola player
April - Doug Christie, lawyer and free speech activist (d.2013)
April 11 - Donald Orchard, politician
April 15 - David Chatters, politician
April 26 - Lorne Nystrom, politician
April 28 - Ginette Reno, author, composer, singer and actress
May 17 - Joan Barfoot, novelist
May 30 - Don Ferguson, actor and comedian
June 6 - Judy Jarvis, dancer
June 17 - Ernie Eves, politician and 33rd Premier of Ontario
June 24 - David Collenette, politician
June 25 - Andy Anstett, politician
June 25 - Roméo Dallaire, senator, humanitarian, author and retired general
July 1 - Rosalie Abella, jurist
July 5 - Pierre-Marc Johnson, lawyer, physician, politician and 24th Premier of Quebec
July 10 - Roger Abbott, comedian (d.2011)
July 19 - Dennis Mills, politician and businessman
August 8 - Richard Johnston, politician, educator and administrator
August 29 - Leona Gom, poet and novelist
August 31 - Lynne Harper, murder victim (d.1959)
Eric Malling, television journalist (d.1998)
Greg Sorbara, politician
September 9 - Lawrence MacAulay, politician
October 16 - Elizabeth Witmer, politician
October 28 - Sharon Thesen, poet
November 4 - Robert Davidson, artist
November 12 - Peter Milliken, lawyer and politician
November 17 - Petra Burka, figure skater, Olympic bronze medallist, World Champion and coach
November 17 - Bob McBride, singer (d.1998)
November 22 - Anne Wheeler, film and television writer, producer and director
November 26 - Andreas Schroeder, poet, novelist and nonfiction writer
December 14 - Paul Forseth, politician
December 17 - Eugene Levy, actor, television director, producer, musician and writer
February 15 - Ernest Howard Armstrong, journalist, politician and Premier of Manitoba (b.1864)
February 21 - Howard Ferguson, politician and 9th Premier of Ontario (b.1870)
August 17 - John Patrick Barry, politician and lawyer (b.1893)
September 9 - Aimé Boucher, politician and notary (b.1877)
October 23 - Ernest Thompson Seton, author and wildlife artist (b.1860)
December 6 - Charles Stewart, politician and 3rd Premier of Alberta (b.1868)
December 25 - Charles Ernest Gault, politician (b.1861)
December 27 - John Babington Macaulay Baxter, lawyer, jurist and 18th Premier of New Brunswick (b.1868)
December 29 - James Thomas Milton Anderson, politician and 5th Premier of Saskatchewan (b.1878)
John Queen, politician (b.1882)
1946 in Canada Wikipedia
Events from the year 1946 in Canada.