People
- Mr William Vernon-Harcourt 1894 - 1898
- Mr Bonar Law 1911 - 1915
- Mr George Lansbury 1931 - 1935
- Mr Arthur Henderson 1931 - 1931
- Mr Hugh Gaitskell 1955 - 1963
- Mr Harold Wilson 1963 - 1964
- Mr Edward Heath 1965 - 1970
- Mr Harold Wilson 1970 - 1974
- Mr Edward Heath 1974 - 1975
- Mrs Margaret Thatcher 1975 - 1979
- Mr James Callaghan 1979 - 1980
- Mr Michael Foot 1980 - 1983
- Mr Neil Kinnock 1983 - 1992
- Mr John Smith 1992 - 1994
- Mr Tony Blair 1994 - 1997
- Mr William Hague 1997 - 2001
- Mr Iain Duncan Smith 2001 - 2003
- Mr Michael Howard 2003 - 2005
- Mr David Cameron 2005 - ?