See also: 1863 in Canada, other events of 1864, 1865 in Canada and the list of 'years in Canada'.

Events

• June 29 - An train of newly arrived immigrants fails to stop at the open swing span near Beloeil, Canada East. The Grand Trunk Railway train runs into the Richelieu River, killing 99.
• June 30 - Macdonald-Cartier "Great Coalition" government formed.
• July 18 - North-South negotiations begin at Niagara Falls, New York
• September 1-September 9: Charlottetown Conference, noted as the first step towards Confederation
• September 19 - Confederate agents use Canada as base for attempt to free Confederate prisoners of war on Johnson Island in Lake Erie.
• October 10-October 27: Quebec Conference, identified 72 resolutions for the British North America Act
• October 19 - St. Albans Raid.

Births

• January 13 - Joe Wright, rower
• February 15 - William Hearst, Premier of Ontario
• March 31 - John Joseph Kelso, activist
• July 27 - Ernest H. Armstrong, Premier of Manitoba
• October 3 - William Robson, Manitoba politician
• October 8 - Ozias Leduc, artist
• November 9 - James A. Murray, Premier of New Brunswick
• December 14 - Henry Edgarton Allen, politician

Deaths