The following flags represent Canada or one of its predecessors. These flags can be used as is or as inspiration.
Current flag of Canada in OTL
Design preferred by Prime Minister Pearson, 1964
Canadian Unity Party (pre WW2 Fascist Party)
Canadian flag with the logo of the Communist Party of Canada
canadian flag proposal, 1947
Canadian flag proposal, 1963. Flag of
Sudbury in 1983: Doomsday.
In Mondo de Scopatore's Timeline
Four Leaf Version of the Canadian Flag
Two Leaf Version of the Canadian Flag
Flag of the Dominion of Canada
Alternate Canadian Flag With Blue Stripes
Canadian Red Ensign, 1868-1921
Canadian Red Ensign, 1957-1965
Flag of the Royal Military College of Canada
Standard of Prince Charles
Standard of Prince William
The Canadian flag with a cross incorporated into it
Canada Flag with Fleur de lis
Flag of Canada 1920-1941 (Canadian Republic)
Flag of Canada Styled Like South Africa (Immune Americas)
Flag of An Independent Nunavut (Immune Americas)
Flags of Provinces and Territories