1921 in Canadian football

{{Year nav sports topic5|1921|Canadian football|sports}}

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.

Regular season

=Final regular season standings=

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

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|+ Interprovincial Rugby Football Union2009 Canadian Football League Facts, Figures & Records, Canadian Football League Properties/Publications, Toronto, Ontario, {{ISBN|978-0-9739425-4-5}}, p.294

! Team !! GP !! W !! L !! T !! PF !! PA !! Pts

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| align="left" | Toronto Argonauts

66001673510
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| align="left" | Ottawa Rough Riders

633077716
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| align="left" | Hamilton Tigers

6330102796
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| align="left" | Montreal AAA

6060291900

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|+ Ontario Rugby Football Union{{Cite web|url=https://news.google.com/newspapers?nid=QBJtjoHflPwC&dat=19231022&printsec=frontpage&hl=en|title=Ottawa Citizen - Google News Archive Search|website=news.google.com}}

! Team !! GP !! W !! L !! T !! PF !! PA !!Pts

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| align="left" | Toronto Parkdale Canoe Club

4400104258
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| align="left" | St. Brigid's Football Club

312026722
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| align="left" | Torontos

303021540

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|+ Intercollegiate Rugby Football Union

! Team !! GP !! W !! L !! T !! Pts

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| align="left" | Varsity Blues

4211