Events from the year 1957 in Canada.
Incumbents
Crown
Monarch – Elizabeth II
Federal government
Governor General – Vincent Massey
Prime Minister – Louis St. Laurent (until June 21) then John Diefenbaker
Chief Justice – Patrick Kerwin (Ontario) Parliament – 22nd (until 12 April) then 23rd (from 14 October)
Provincial governments
Lieutenant governors
Lieutenant Governor of Alberta – John J. Bowlen
Lieutenant Governor of British Columbia – Frank Mackenzie Ross
Lieutenant Governor of Manitoba – John Stewart McDiarmid
Lieutenant Governor of New Brunswick – David Laurence MacLaren
Lieutenant Governor of Newfoundland – Leonard Outerbridge (until December 16) then Campbell Leonard Macpherson Lieutenant Governor of Nova Scotia – Alistair Fraser Lieutenant Governor of Ontario – Louis Orville Breithaupt (until December 30) then John Keiller MacKay Lieutenant Governor of Prince Edward Island – Thomas William Lemuel Prowse Lieutenant Governor of Quebec – Gaspard Fauteux Lieutenant Governor of Saskatchewan – William John Patterson
Premiers
Premier of Alberta – Ernest Manning
Premier of British Columbia – W.A.C. Bennett
Premier of Manitoba – Douglas Campbell
Premier of New Brunswick – Hugh John Flemming
Premier of Newfoundland – Joey Smallwood
Premier of Nova Scotia – Robert Stanfield
Premier of Ontario – Leslie Frost
Premier of Prince Edward Island – Alex Matheson
Premier of Quebec – Maurice Duplessis
Premier of Saskatchewan – Tommy Douglas
Territorial governments
Commissioners
Commissioner of Yukon – Frederick Howard Collins
Commissioner of Northwest Territories – Robert Gordon Robertson
Events
January 1 – The first Canadian peacekeepers arrive in Egypt after the Suez Crisis January 17 – , Canada's third and last aircraft carrier, is commissioned March 6 – Quebec's Padlock Law is ruled unconstitutional March 20 – The seven-month-long Murdochville Strike begins March 28 – The Canada Council is established April 15 - White Rock secedes from Surrey, British Columbia, following a referendum. April 27 - The SS Moyie takes her final voyage. June 10 – Federal election: John Diefenbaker's PCs win a minority, defeating Louis Saint Laurent's Liberals June 21 – John Diefenbaker becomes prime minister, replacing Louis Saint Laurent July 31 – The DEW Line begins operation September 12 – Canada and the United States sign the NORAD agreement October 4 – The first prototype Avro Arrow is presented to the media. The rollout is completely overshadowed by the flight of Sputnik I the same day. October 12 – Foreign Minister Lester B. Pearson wins the Nobel Peace Prize for his work on the Suez Crisis October 14: Elizabeth II opens the Canadian parliament, the first monarch to do so Thanksgiving is moved to its current date, the second Monday in October Equalization payments are established.
Sport
April 16 – The Montreal Canadiens win their ninth Stanley Cup by defeating the Boston Bruins 4 games to 1. The deciding Game 5 was played at the Montreal Forum May 6 – Saskatchewan Junior Hockey League's Flin Flon Bombers win their only Memorial Cup by defeating the Independent Ottawa-Hull Canadiens 4 games to 3. The deciding Game 7 was played at the Regina Exhibition Stadium June 14 – Édouard Carpentier (Édouard Ignacz Weiczorkiewicz) defeats Lou Thesz to become the 2nd Canadian NWA World Heavyweight Champion November 30 – The Hamilton Tiger-Cats win their 2nd Grey Cup by defeating the Winnipeg Blue Bombers 32–7 in the 45th Grey Cup at Varsity Stadium in Toronto
Arts and literature
New works
F. R. Scott – The Eye of the Needle: Satire, Sorties, Sundries
Mordecai Richler – A Choice of Enemies
W.L. Morton – Manitoba: The Birth of a Province
Farley Mowat – The Dog Who Wouldn't Be
Northrop Frye – Anatomy of Criticism
Awards
See 1957 Governor General's Awards for a complete list of winners and finalists for those awards. Stephen Leacock Award: Robert Thomas Allen The Grass Is Never Greener