1930–31 Serie A 1930–31 Swedish football Division 3 1930–31 Allsvenskan 1930–31 Football League 1930–31 Yugoslav Football Championship 1930–31 Swedish football Division 2 1930–31 Divizia A 1930–31 Swiss Serie A 1930–31 Tercera División 1930–31 Segunda División 1930–31 FAI Cup 1930–31 Danish Championship League 1930–31 Austrian football championship 1930–31 in Swedish football 1930–31 Nemzeti Bajnokság I 1930–31 La Liga 1930–31 in English football 1930–31 Rochdale A.F.C. season 1930–31 League of Ireland 1930–31 Aston Villa F.C. season 1930–31 Montreal Maroons season 1…

1930–31 Kansas Jayhawks men's basketball team 1930–31 in Mandatory Palestine football 1930–31 Scottish Cup 1930–31 FBC Juventus season 1930–31 Czechoslovak First League 1930–31 Scottish Football League 1930–31 Carlisle United F.C. season 1930–31 Philadelphia Quakers season 1930–31 FA Cup 1930–31 NHL season 1930–31 Montreal Canadiens season 1930–31 Brentford F.C. season 1930–31 Detroit Falcons season 1930–31 NHL transactions 1930–31 Ottawa Senators season 1930–31 Boston Bruins season 1930–31 New York Rangers season 1930–31 Newport County A.F.C. season 1930–31 Arsenal F.C. season

1930–31 Luxembourg National Division 1930–31 Southampton F.C. season 1930–31 Maltese Premier League 1930–31 Buffalo Bulls men's basketball team 1930–31 Torquay United F.C. season 1930–31 Nelson F.C. season 1930–31 Chelsea F.C. season 1930–31 St. Louis Soccer League 1930–31 Welsh Cup 1930–31 Cincinnati Bearcats men's basketball team 1930–31 Ljubljana Subassociation League 1930–31 Malmö FF season 1930–31 Georgetown Hoyas men's basketball team 1930–31 Serie B 1930–31 Drexel Dragons men's basketball team 1930–31 Irish League 1930–31 1re série season 1930–31 Belgian First Division 1930–31 Bradford City A.F.C. season 1930–31 Polska Liga Hokejowa