| Anna Ford | Director | 2 May 2006 | 31 Dec 2012 | British | 82 years |
| Brian Jude Cassin | Director | 1 Apr 2016 | 3 Jul 2025 | Irish | 58 years |
| Bridget Ann Macaskill | Director | 1 Feb 2002 | 12 Jul 2006 | British | 77 years |
| Cecil Roberts | Director | 25 Jul 1992 | 19 Feb 1993 | British | 92 years |
| Clive Malcolm Thompson | Director | 5 Jul 1995 | 25 Jul 2001 | British | 82 years |
| Colin Ivan Harvey | Director | 25 Jul 1992 | 8 Apr 1997 | British | 84 years |
| Darren Mark Shapland | Director | 1 Aug 2005 | 13 Jul 2011 | British | 59 years |
| David Alan Tyler | Director | 1 Oct 2009 | 9 Mar 2019 | British | 72 years |
| David Anthony Quarmby | Director | 25 Jul 1992 | 26 Apr 1996 | British | 84 years |
| David Gerald Scholey | Director | 18 Jul 1996 | 1 Feb 2000 | Swiss | 90 years |
| David John Clapham | Director | 12 Oct 1992 | 14 May 1999 | British | 79 years |
| David John Sainsbury Of Turville | Director | 25 Jul 1992 | 30 Jul 1998 | British | 85 years |
| David Murray Bremner | Director | 19 Aug 1996 | 9 Mar 2000 | British | 68 years |
| David Wilson Keens | Director | 29 Apr 2015 | 9 Jul 2021 | British | 72 years |
| Diana Catherine Eccles Of Moulton | Director | 25 Jul 1992 | 5 Jul 1995 | British | 92 years |
| Dino Baia Adriano | Director | 25 Jul 1992 | 26 May 2000 | United Kingdom | 82 years |
| Gary William Hughes | Director | 1 Jan 2005 | 8 Jul 2015 | British | 63 years |
| George Jeffrey Bull | Director | 20 Apr 1998 | 27 Mar 2004 | British | 89 years |
| Ian David Coull | Director | 25 Jul 1992 | 31 Dec 2002 | British | 75 years |
| Ivor John Hunt | Director | 13 Mar 1994 | 7 Mar 1996 | British | 85 years |
| James Douglas Spooner | Director | 25 Jul 1992 | 6 Jul 1994 | British | 93 years |
| James Frederick Trevor Dundas | Director | 1 Sept 2000 | 2 Feb 2007 | British | 75 years |
| Jean Tomlin | Director | 1 Jan 2013 | 2 Jul 2020 | British | 70 years |
| John Davan Sainsbury | Director | 25 Jul 1992 | 2 Nov 1992 | British | 98 years |
| John David Gibson Mcadam | Director | 1 Sept 2005 | 6 Jul 2016 | British | 77 years |
| John Edwin Adshead | Director | 25 Jul 1992 | 27 Mar 2004 | British | 80 years |
| John Michael Ashworth | Director | 15 Mar 1993 | 9 Jul 1997 | British | 87 years |
| John Terence Rogers | Director | 19 Jul 2010 | 31 Oct 2019 | British | 57 years |
| Joseph Harry George Barnes | Director | 25 Jul 1992 | 7 Jul 1993 | British | 95 years |
| June Frances De Moller | Director | 23 Sept 1999 | 1 Sept 2005 | British | 78 years |
| Justin Matthew King | Director | 29 Mar 2004 | 9 Jul 2014 | British | 64 years |
| Keith Charles Worrall | Director | 25 Jul 1992 | 31 Dec 1994 | British | 89 years |
| Keith Oliver Butler Wheelhouse | Director | 23 Sept 1999 | 17 Sept 2004 | American | 79 years |
| Kevin Mccarten | Director | 2 Dec 1995 | 9 Mar 2000 | British | 68 years |
| Kevin O'byrne | Director | 9 Jan 2017 | 4 Mar 2023 | Irish | 61 years |
| Mary Elaine Harris | Director | 1 Aug 2007 | 5 Jul 2017 | British | 59 years |
| Matthew John Brittin | Director | 27 Jan 2011 | 2 Jul 2020 | British | 57 years |
| Michael Andrew Coupe | Director | 1 Aug 2007 | 2 Jul 2020 | British | 65 years |
| Nigel Frederick Matthews | Secretary | 25 Jul 1992 | 21 Nov 2001 | British | - |
| Peter John Davis | Director | 1 Mar 2000 | 1 Jul 2004 | British | 84 years |
| Peter Keith Levene | Director | 1 May 2001 | 17 Sept 2004 | British | 84 years |
| Philip Roy Hampton | Director | 19 Jul 2004 | 31 Oct 2009 | British | 72 years |
| Robert Angus Clark | Director | 25 Jul 1992 | 28 Apr 1995 | British | 91 years |
| Robert Cooper | Director | 25 Jul 1992 | 20 Nov 1998 | British | 77 years |
| Robert James Stack | Director | 1 Jan 2005 | 11 Jul 2012 | American | 75 years |
| Robin Peter Whitbread | Director | 25 Jul 1992 | 15 Oct 2001 | British | 74 years |
| Roger John Matthews | Director | 15 Nov 1999 | 24 Jun 2005 | British | 71 years |
| Rosemary Prudence Thorne | Director | 25 Jul 1992 | 30 Nov 1999 | British | 73 years |
| Rudolph Thomas Vyner | Director | 25 Jul 1992 | 30 Jan 1998 | British | 88 years |
| Sara Vivienne Weller | Director | 1 Jan 2002 | 19 May 2004 | British | 64 years |
| Stuart Robert Mitchell | Director | 1 Jan 2001 | 19 May 2004 | British | 65 years |
| Susan Ilene Rice | Director | 1 Jun 2013 | 7 Jul 2022 | American | 79 years |
| Terence Michael Heiser | Director | 20 Oct 1992 | 26 Jul 2000 | British | 93 years |
| Timothy Alan Davan Sainsbury | Director | 5 Jul 1995 | 21 Jul 1999 | British | 93 years |
| Timothy Fallowfield | Secretary | 21 Nov 2001 | 5 Jul 2024 | British | - |
| Valerie Frances Gooding | Director | 11 Jan 2007 | 13 Jul 2011 | British | 75 years |