Polish Socialist Workers Party (Polish: Polska Socjalistyczna Partia Robotnicza, PSPR) was a political party in Czechoslovakia founded in February 1921, based amongst Polish workers. The party was active in trade union struggles, mainly mobilizing miners and workers in heavy industries. The chairman of the party was Emanuel Chobot. Other prominent members of the party were Antoni Steffek and Wiktor Sembol. The party closely cooperated with the Czechoslovak Social Democratic Party. The party published the newspaper Robotnik Śląski ('Silesian Worker') from Fryštát.