| Alison Mary Spaull | Director | 5 Dec 2005 | 8 Dec 2010 | British | 73 years |
| Andrew Hattersley | Director | 1 Feb 2012 | 17 Sept 2021 | British | 67 years |
| Andrew John Moberly | Secretary | 28 Nov 2003 | 20 Mar 2007 | British | - |
| Andrew Paul Haines | Director | 1 Feb 2012 | 1 Jul 2016 | British | 78 years |
| Anneke Lucassen | Director | 1 Aug 2018 | 26 Jun 2025 | British | 63 years |
| Barbara Irene Skene | Director | 28 Nov 2003 | 1 Sept 2006 | British | 66 years |
| Bill Davidson | Director | 15 Mar 2013 | 14 Mar 2014 | British | 53 years |
| Christopher Marc Taylor | Director | 1 Aug 2004 | 30 Sept 2011 | British | 75 years |
| Claire Fiona Newland | Director | 1 May 2024 | 26 Jun 2025 | British | 60 years |
| Daniel Martin Altmann | Director | 8 Jun 2012 | 28 Jun 2013 | British | 66 years |
| David Gordon | Director | 26 Jan 2004 | 28 Jul 2005 | British | 78 years |
| Dominic Dodd | Director | 17 Sept 2021 | 18 Sept 2025 | British | 58 years |
| Doug Gurr | Director | 17 Sept 2021 | 21 Jan 2025 | British | 61 years |
| Genevieve Kiff | Director | 28 Jun 2013 | 4 Mar 2016 | New Zealander | 70 years |
| Ian Stuart Viney | Director | 14 Mar 2014 | 20 Dec 2014 | British | 56 years |
| Jane Lee | Director | 28 Nov 2003 | 12 Sept 2008 | British | 77 years |
| John Irving Bell | Director | 26 Jan 2004 | 1 Feb 2012 | British,canadian | 73 years |
| Jonathan Edward Simon Tross | Director | 28 Jun 2013 | 17 Sept 2021 | British | 76 years |
| Joseph Mcnamara | Director | 1 Apr 2016 | 26 Mar 2024 | British | 67 years |
| Martin Bobrow | Director | 30 Sept 2016 | 7 Dec 2023 | British | 87 years |
| Michael Alexander Leary Pringle | Director | 26 Jan 2004 | 1 Feb 2012 | British | 75 years |
| Michael Rawlins | Director | 1 Dec 2011 | 10 Jan 2020 | British | 84 years |
| Patricia Mary Goodwin | Director | 1 Sept 2006 | 16 Mar 2012 | British | 78 years |
| Patrick John Thompson Vallance | Director | 28 Jun 2013 | 1 Dec 2017 | British | 65 years |
| Peter Craig | Director | 18 Mar 2011 | 14 Mar 2014 | British | 65 years |
| Peter John Greenaway | Director | 12 Jan 2004 | 31 Jul 2004 | British | 79 years |
| Peter Macleod Benson | Director | 11 Feb 2004 | 11 Oct 2013 | British | 85 years |
| Robert Alan Langlands | Director | 12 Jan 2004 | 1 Feb 2012 | British | 73 years |
| Robin Stuart Buckle | Director | 20 Dec 2014 | 31 Mar 2016 | British | 63 years |
| Ruth Elisabeth Gilbert | Director | 30 Sept 2016 | 17 Mar 2023 | British | 67 years |
| Sara Elizabeth Farha Marshall | Director | 31 Mar 2016 | 31 Aug 2021 | British | 63 years |
| Simone Aviva Baines | Director | 14 Mar 2014 | 2 Jun 2015 | British | 50 years |
| Tara Katharine Camm | Director | 11 Apr 2008 | 1 Jul 2016 | British | 56 years |
| Timothy Charles Peakman | Secretary | 20 Mar 2007 | 1 Nov 2007 | British | - |
| Wendy Rosemary Ewart | Director | 12 Sept 2008 | 14 Mar 2014 | British | 74 years |
| William Ernest Royce Ollier | Director | 11 Apr 2008 | 17 Sept 2021 | British | 73 years |