The British Cabinet in 1979 - Margaret Thatcher
The British Cabinet in 1979 Margaret Thatcher's Government (Formed May 1979)
| Prime Minister | Margaret Thatcher |
| Deputy Prime Minister | William Whitelaw |
| Foreign Secretary | Lord Carrington |
| Chancellor of the Exchequer | Sir Geoffrey Howe |
| Lord Chancellor | Lord Hailsham of St Marylebone |
| Home Secretary | William Whitelaw |
| Secretary of State for Social Services | Patrick Jenkin |
| Secretary of State for Defence | Frances Pym |
| Secretary of State for Employment | James Prior |
| Secretary of State for Education and Science | Mark Carlisle |
| Secretary of State for Wales | Nicholas Edwards |
| Secretary of State for Trade | John Nott |
| Secretary of State for Industry | Sir Keith Joseph, Bt |
| Secretary of State for the Environment | Michael Heseltine |
| Secretary of State for Northern Ireland | Humphrey Atkins |
| Secretary of State for Energy | David Howell |
| Paymaster-General | Angus Maude |
| Chief Secretary to the Treasury | John Biffen |
| Lord President of the Council and Leader of the House of Lords | Lord Soames |
| Lord Privy Seal | Sir Ian Gilmour |
| Chancellor of the Duchy of Lancaster and Leader of House of Commons | Norman St John-Stevas |
| Minister for Agriculture, Fisheries, and Food | Peter Walker |
| Minister for the Arts | Norman St John-Stevas |
