| 100% | RAAB | 4 | Dominic —, Secretary of State for Exiting the European Union from July, 2018 |
| 64% | DAVIS | 5 | David —, Conservative MP for Goole and Pocklington; Secretary of State for Exiting the European Union from 2016-18 |
| 49% | DAVIS | 5 | David —, Conservative MP for Haltemprice and Howden re-elected in 2017; Secretary of State for Exiting the European Union appointed in 2016 |
| 40% | RAAB | 4 | Dominic —, UK First Secretary of State from July 2019 |
| 40% | ROYMASON | 8 | Secretary of State for Northern Ireland from 1976-79 |
| 40% | TOMKING | 7 | Secretary of State for Northern Ireland from 1985-89 |
| 39% | PROFUMO | 7 | John —, Secretary of State for War from 1960-63 |
| 39% | NOTT | 4 | John —, Secretary of State for Defence from 1981-83 |
| 39% | GOVE | 4 | Michael —, Secretary of State for Education from 2010-14 |
| 39% | YOUNGER | 7 | George —, Secretary of State for Scotland from 1979-86 |
| 39% | BENN | 4 | Tony —, Secretary of State for Industry from 1974-75 |
| 39% | HAIN | 4 | Peter —, Secretary of State for Wales from 2002-08 |
| 39% | CHANNON | 7 | Paul —, Secretary of State for Transport from 1987-89 |
| 39% | HOON | 4 | Geoffrey —, Secretary of State for Defence from 1999-2005 |
| 39% | BOTTOMLEY | 9 | Virginia —, Secretary of State for Health from 1992-95 |
| 39% | REDWOOD | 7 | John —, Secretary of State for Wales from 1993-95 |
| 39% | SHORE | 5 | Peter —, Secretary of State for Trade from 1974-76 |
| 39% | HEWITT | 6 | Patricia —, Secretary of State for Health from 2005-07 |
| 39% | PRIOR | 5 | James —, Secretary of State for Employment from 1979-81 |
| 39% | PETER | 5 | & 1A Secretary of State for Trade from 1974-76 |
| 39% | MOWLAM | 6 | Mo —, Secretary of State for Northern Ireland from 1997-99 |
| 39% | JOSEPH | 6 | Keith —, Secretary of State for Social Services from 1970-74 |
| 39% | MASON | 5 | Roy —, Secretary of State for Northern Ireland from 1976-79 |
| 38% | AMERY | 5 | Leo —, Secretary of State for India and Burma from 1940-45 |
| 38% | YOUNG | 5 | David —, Secretary of State for Trade and Industry from 1987-89 |
| 38% | BYERS | 5 | Stephen —, Secretary of State for Trade and Industry from 1998-2001 |
| 38% | KELLY | 5 | Ruth —, Secretary of State for Education and Skills from 2004-06 |
| 38% | PURNELL | 7 | James —, Secretary of State for Work and Pensions from 2008-09 |