Social-Democratic Workingmen's Party of North America

Social-Democratic Workingmen's Party
Founded1874 (1874)
DissolvedJuly 15, 1876 (1876-07-15)
Preceded byInternational Workingmen's Association in America
Merged intoWorkingmen's Party of the United States
HeadquartersNew York City
IdeologyLassallism
Political positionLeft-wing

The Social-Democratic Workingmen's Party of North America (SDWP or SDWPNA) was a Lassallist socialist party.