1866 in Canada

Events from the year 1866 in Canada.

Incumbents

May–June – The 1866 New Brunswick election
June 2 – Battle of Ridgeway: Fenians invade Canada.
June 9 – At Danville, Canada East, a fire breaks out in a railway car containing of ammunition. Private Timothy O'Hea, an Irish soldier, will be awarded the Victoria Cross for his leadership and initiative in fighting the fire.
August 6 – The colonies of Vancouver Island and British Columbia are united, bearing the Mainland's name as the Colony of British Columbia, with the Island capital, Victoria, as the seat of government of the united colony.
December 4 – The London Conference on resolutions discussed in 1864, to be added to the British North America Act.
The piano manufacturer Heintzman & Co. is incorporated.
Peter Edmund Jones graduates from Queen's University, becoming Canada's first indigenous medical doctor

February 24 – Martha Black, politician and the second woman elected to the House of Commons of Canada
February 26 – Herbert Henry Dow, chemical industrialist
March 2 – Margaret Sibella Brown, bryologist
March 8 – John Wesley Dafoe, journalist and author
May 10 – Constance Piers, journalist, poet and editor
May 11 – Edward Rogers Wood, financier
May 12 – Walter Charles Murray, first President of the University of Saskatchewan
June 14 – Henry Sproatt, architect

September 1 – Clifford William Robinson, lawyer, businessman, politician and 11th Premier of New Brunswick
September 12 – Freeman Freeman-Thomas, 1st Marquess of Willingdon, 13th Governor General of Canada
October 6 – Reginald Fessenden, inventor and radio pioneer
October 19 – Clarence Lucas, composer, lyricist, conductor and music professor
December 26 – Godfroy Langlois, politician, journalist and lawyer

January 16 – David Willson, religious leader and mystic
January 28 – Robert Foulis, inventor, civil engineer and artist
February 3 – François-Xavier Garneau, notary, civil servant, poet and historian
February 19 – Charles Richard Ogden, Joint Premier of the Province of Canada
March 14 – Norman McLeod, Presbyterian minister
April 11 – Edward Bowen, lawyer, judge and politician
July 28 – Frédéric-Auguste Quesnel, politician, lawyer, and businessman
October 26 – John Kinder Labatt, brewer and founder of the Labatt Brewing Company
November 1 – Jean-Baptiste-Éric Dorion, journalist and politician