Affiliates (incomplete List)
- British Workers' Sports Association
- Morgnshtern (a Jewish socialist sport federation in Poland, joined the SASI as its 'Jewish section', at its 1929 congress in Prague)
- Polish Workers' Sport Federation
- Hapoel (joined in 1927)
- Finnish Workers' Sports Federation
- Arbeiter-Turn- und Sportbund
- Federation Sportive du Travail (until 1923)
- Fédération sportive et gymnastique du Travail d'Alsace et de Lorraine
- Fédération sportive du Travail d'Alsace et de Lorraine
Read more about this topic: Socialist Workers' Sport International