| 100% | PYM | 3 | Francis —, Conservative MP; Foreign Secretary from 1982-83 |
| 69% | PYM | 3 | Francis —, British Foreign Secretary from 1982-83 |
| 47% | HURD | 4 | Douglas —, 1974-97 Conservative MP; Home Secretary from 1985-89 |
| 46% | RIFKIND | 7 | Malcolm —, 1974-97 Conservative MP for Edinburgh Pentlands; 1995-97 Foreign Secretary |
| 46% | LETWIN | 6 | Oliver —, Conservative MP from 1997-2019; Shadow Home Secretary from 2001-03 |
| 45% | GOVE | 4 | Michael —, Conservative MP for Surrey Heath; Secretary of State for Education from 2010-14 |
| 44% | RUDD | 4 | Amber —, Conservative MP for Hastings and Rye from 2010-19; Home Secretary from 2016-18 |
| 44% | TOMKING | 7 | Conservative MP for Bridgwater from 1970-2001; Secretary of State for Northern Ireland from 1985-89 |
| 44% | RIPPON | 6 | Geoffrey —, 1966-87 Conservative MP for Hexham; Secretary of State for the Environment from 1972-74 |
| 43% | CHANNON | 7 | Paul —, Conservative MP for Southend West from 1959-97; Secretary of State for Transport from 1987-89 |
| 42% | DAVIS | 5 | David —, Conservative MP for Goole and Pocklington; Secretary of State for Exiting the European Union from 2016-18 |
| 41% | BEVIN | 5 | Ernest —, Foreign Secretary from 1945-51 |
| 41% | GREY | 4 | Edward —, Foreign Secretary from 1905-16 |
| 41% | HAMMOND | 7 | Philip —, Foreign Secretary from 2014-16 |
| 41% | BECKETT | 7 | Margaret —, Foreign Secretary from 2006-07 |
| 41% | OWEN | 4 | David —, Foreign Secretary from 1977-79 |
| 41% | CROSLAND | 8 | Anthony —, Foreign Secretary from 1976-77 |
| 41% | CUNNINGHAM | 10 | Jack —, Shadow Foreign Secretary from 1992-94 |
| 40% | DAVIDOWEN | 9 | Foreign Secretary from 1977-79; co-founder of the SDP |
| 40% | RIFKIND | 7 | Malcolm —, Conservative MP for Edinburgh Pentlands from 1974-97; Foreign Secretary from 1995-97 |
| 40% | HURD | 4 | Douglas —, Conservative MP for Witney from 1983-97; Home Secretary from 1985-89 |
| 37% | NOTT | 4 | John —, 1966-83 Conservative MP; 1981-83 Secretary of State for Defence |
| 36% | BOYSON | 6 | Rhodes —, Conservative MP for Brent North from 1974-97 |
| 36% | YEO | 3 | Tim —, Conservative MP for Suffolk South from 1983-2015 |
| 36% | KAUFMAN | 7 | Gerald —, Shadow Foreign Secretary from 1987-92; Father of the House from 2015-17 |
| 36% | BALFOUR | 7 | Arthur —, Conservative MP; prime minister from 1902-05 |
| 35% | AITKEN | 6 | Jonathan —, Dublin-born Conservative MP for South Thanet from 1983-97 |
| 35% | MAUDE | 5 | Francis —, Chairman of the Conservative Party from 2005-07 |
| 35% | MAUDE | 5 | Francis -, Chairman of the Conservative Party from 2005-07 |
| 34% | LANSLEY | 7 | Andrew —, 1997-2015 Conservative MP; 2010-12 Secretary of State for Health |