Arthur Balfour -- Henry Campbell-Bannerman -- Herbert Henry Asquith -- David Lloyd George -- Andrew Bonar Law -- Stanley Baldwin -- James Ramsay MacDonald -- Neville Chamberlain -- Winston churchill -- Clement Attlee -- Anthony Eden -- Harold Macmillan -- Alec Douglas Home -- Harold Wilson -- Edward Heath -- James Callaghan -- Margaret Thatcher -- John Major -- Tony Blair -- Gordon Brown