General Workers' Union may refer to:

General Workers' Union (Argentina), a labor confederation from 1903 to 1909 General Workers' Union (Belize) General Workers' Union of Germany, a left communist organisation active in 1918 and 1919 General Workers Union in Ivory Coast, a trade union federation established in 1962 General Workers' Union (Malta), a trade union federation General Union of Workers (Portugal) General Workers' Union (South Africa), a union active from 1977 until 1986 General Workers' Union of Yugoslavia, active from 1917 until 1939 Unión General de Trabajadores, in Spain