| Rt Hon Derick Heathcoat Amory | 1953 | 1954 |
| Toby Austin Richard Low | 1954 | 1957 |
| John Kenyon Vaughan-Morgan | 1957 | 1959 |
| Rt Hon Derek Colclough Walker-Smith | January 1957 | September 1957 |
| Frederick James Erroll | 1959 | October 1961 |
| Sir Keith Sinjohn Joseph, bt | 1961 | 1962 |
| Sir Edward Dillon Lott du Cann | October 1963 | October 1964 |
| Rt Hon Niall Malcolm Stewart Macpherson, Baron Drumalbyn | 20 October 1963 | October 1964 |
| Edward Charles Redhead | 1964 | 1965 |
| George Darling | 1964 | 1968 |
| Roy Mason | October 1964 | January 1967 |
| Albert James Murray | 1966 | 1968 |
| Joseph Percival William Mallalieu | January 1967 | June 1968 |
| William Thomas Rodgers | 1968 | October 1969 |
| Edmund Emanuel Dell | April 1968 | October 1969 |
| Rt Hon Goronwy Owen Roberts | October 1969 | June 1970 |