The following events occurred in Canada in the year 1720.
Incumbents
- French Monarch: Louis XV
- British and Irish Monarch: George I
Governors
- Governor General of New France: Philippe de Rigaud Vaudreuil
- Colonial Governor of Louisiana: Jean-Baptiste Le Moyne de Bienville
- Governor of Nova Scotia: John Doucett
- Governor of Placentia: Samuel Gledhill
Events
- 1720-60 - The Chickasaw fight the French and the Choctaw in the Southeast.
- c. 1720: French forts along the Mississippi River spread northward from New Orleans.
- To compensate for their loss, the French build a fortress at Louisbourg on the southeast tip of Cape Breton Island.