Independent Workers Union of Ireland was created in 2003.
Workers' Party of Ireland was created in 1970.
Workers Power - Ireland - was created in 1976.
Socialist Workers Party - Ireland - was created in 1971.
Workers' Union was created in 1898.
Union of Students in Ireland was created in 1959.
Golfing Union of Ireland was created in 1891.
Union of Djibouti Workers was created in 1992.
Christian Workers' Union was created in 1963.
Moroccan Workers' Union was created in 1955.
Union of Communication Workers was created in 1919.
National Union of Workers was created in 1989.