1921 in Canadian football

Canadian Football News in 1921
Western Canada Rugby Football Union joined the CRU and challenged for the Grey Cup. The Edmonton Eskimos became the first Western team to play in a Grey Cup game, but lost to the Toronto Argonauts 23-0.

Rule changes included reducing players from 14 to 12 per side; putting ball into play by snapping it back; limit of 18 players with substitutes permitted freely.

Final regular season standings
Note: GP = Games Played, W = Wins, L = Losses, T = Ties, PF = Points For, PA = Points Against, Pts = Points

Grey Cup Playoffs
Note: All dates in 1921

Eastern Semi-Final

 * Toronto Argonauts advance to the Eastern Final.

Eastern Final

 * Toronto Argonauts advance to the Grey Cup.