| Rt Hon Peter Edward Walker | October 1970 | 1972 |
| Rt Hon Aubrey Geoffrey Frederick Rippon | November 1972 | March 1974 |
| Rt Hon Charles Anthony Raven Crosland | March 1974 | 8 April 1976 |
| Rt Hon Peter David Shore | April 1976 | May 1979 |
| Michael Ray Dibdin Heseltine | May 1979 | 6 January 1983 |
| Rt Hon Thomas Jeremy King | 6 January 1983 | 13 June 1983 |
| Rt Hon Charles Patrick Fleeming Jenkin | 13 June 1983 | 2 September 1985 |
| Rt Hon Kenneth Wilfrid Baker | 2 September 1985 | 21 May 1986 |
| Rt Hon Nicholas Ridley | 21 May 1986 | 24 July 1989 |
| Christopher Francis Patten | 1989 | 28 November 1990 |
| Rt Hon Michael Ray Dibdin Heseltine | November 1990 | 11 April 1992 |
| Rt Hon Michael Howard | 11 April 1992 | 27 May 1993 |
| Rt Hon John Selwyn Gummer | 27 May 1993 | 2 May 1997 |
| Caroline Alice Spelman | 12 May 2010 | 4 September 2012 |
| Rt Hon Owen William Paterson | 4 September 2012 | 14 July 2014 |