James Callaghan

Leonard James "Jim" Callaghan, Baron Callaghan a Gardydh, KG, PC (27 mis Meurth 1912 – 26 mis Meurth 2005) o pennmenyster Ruwvaneth Unys.

James Callaghan
Pennmenyster an Ruwvaneth Unys
Sodhans

4 Ebryl 1976 - 28 Me 1979

Myghtern(es) Elizabeth II
Parti Lavur
Bleynys gans Harold Wilson
Sewys gans Margaret Thatcher