1921 in sports describes the year's events in world sport.
Brazil England Germany Republic of Ireland Men's 100 metres Lithuania Monaco VFL Premiership South Australian Football League West Australian Football League Sweden World Series Major League Baseball Negro leagues Events Lineal world champions[3] Grey Cup Events England Australia India New Zealand South Africa West Indies Tour de France Giro d'Italia World Figure Skating Championships Major tournaments Other tournaments England Australia Canada France Ireland
Stanley Cup Far Eastern Championship Games Women's World Games The Boat Race England Australia Five Nations Championship Germany Speed Skating World Championships Australia England France
Davis Cup a Awarded retrospectively by the SANFL in 1998. b By Westar Rules in 1997.