Revolutionary Workers Party Trotskyist-Posadist was created in 1963.
Arab Revolutionary Workers Party was created in 1966.
Guatemalan Revolutionary Workers Party was created in 1950.
Revolutionary Workers' Party-Unified was created in 1984.
Workers' Revolutionary Party - Nicaragua - was created in 1971.
Workers Revolutionary Party - UK - was created in 1959.
Workers Revolutionary Party - Greece - was created in 1985.
Workers' Revolutionary Party - Panama - was created in 1983.
Revolutionary Workers Party of Bangladesh was created in 2004.
Workers Revolutionary Party - India - was created in 1970.
Revolutionary Marxist Workers Party was created in 1970.
Communist Vanguard of the Revolutionary Workers' Party was created in 1977.
Puerto Rican Workers' Revolutionary Party was created in 1976.