| JOHNSTONE, Mark Alexander Talbot ACTIVE | Director | 21 Apr 2009 | | United Kingdom | July 1957 | 40, Baring Road, Beaconsfield, Buckinghamshire, HP9 2NE, United Kingdom |
| NATH, Felicity Harriet ACTIVE | Director | 21 Apr 2009 | | United Kingdom | July 1957 | 1 Wimpole Street, London, W1G 0AE |
| HELLYAR, Michael Francis RESIGNED | Secretary | | 01 Oct 1999 | | | 7 Croft Lane, Oakington, Cambridge, Cambridgeshire, CB4 5AA |
| LAUGHTON, David George RESIGNED | Secretary | 01 Oct 1999 | 13 Jul 2006 | | | 8 Wisteria Way, Northampton, Northamptonshire, NN3 3QB |
| SANDALL, Michael RESIGNED | Secretary | 13 Jul 2006 | 27 Feb 2009 | | | Went Farmhouse, Langton Road Speldhurst, Tunbridge Wells, Kent, TN3 0NR |
| BALMER, Ian Andrew John RESIGNED | Director | 22 Apr 2008 | 31 Dec 2016 | United Kingdom | August 1957 | 42, West Street, Kings Cliffe, Peterborough, Cambridgeshire, PE8 6XA, United Kingdom |
| BROWN, Philip Joseph, Dr RESIGNED | Director | 22 Jul 2004 | 31 Dec 2013 | England | October 1936 | Windy Heights, Horseshoe Ridge, Weybridge, Surrey, KT13 0NR |
| CASEY, Thomas Aquiras, Doctor RESIGNED | Director | | 07 Feb 1993 | | October 1929 | 18 Harmont House, Harley Street, London, W1N 1AL |
| CHAMBERS, Timothy Lachlan, Dr RESIGNED | Director | 07 Nov 2000 | 18 Nov 2003 | England | February 1946 | 4 Clyde Park, Bristol, BS6 6RR |
| CITRON, Kenneth Michael, Dr RESIGNED | Director | 30 Oct 2007 | 19 Jan 2011 | United Kingdom | April 1925 | 4 Riverside Drive, Esher, Surrey, KT10 8PG |
| COWHIG, Jeremy Robert RESIGNED | Director | 06 Jul 2011 | 31 Dec 2013 | England | October 1945 | 10, All Saints Road, Bristol, BS8 2JJ, England |
| CROFT, Howard RESIGNED | Director | | 07 Nov 1996 | | September 1944 | 6 Greenstead, Sawbridgeworth, Hertfordshire, CM21 9NY |
| DAVID, Timothy, Prof RESIGNED | Director | 30 Nov 2005 | 12 Jan 2007 | | January 1948 | Booth Hall Childrens Hospital, Manchester, Greater Manchester, M9 7AA |
| DAVIS, Neville, Dr RESIGNED | Director | 17 Dec 1997 | 27 Jan 2000 | | February 1925 | Redroofs Windmill Lane, Arkley, Barnet, Hertfordshire, EN5 3HX |
| DODD, Stephen John RESIGNED | Director | 31 Oct 2006 | 24 Apr 2007 | United Kingdom | September 1960 | 10 Stacey Road, Tonbridge, Kent, TN10 3AR |
| FERGUSON, John Johnston, Dr RESIGNED | Director | 18 Nov 2003 | 26 Apr 2005 | | April 1939 | 5 West Mains Road, Edinburgh, Midlothian, EH9 3BQ |
| GOLDBERG, Andrew, Dr RESIGNED | Director | 12 Jul 2007 | 31 Dec 2013 | United Kingdom | July 1970 | 3b Broadhurst Gardens, London, NW6 3QX |
| GREEN, John Timothy, Dr RESIGNED | Director | 10 Jan 1994 | 03 Jul 1996 | United Kingdom | January 1944 | 40 Newton Road, Cambridge, Cambridgeshire, CB2 2AL |
| GROCOCK, Catherine Anne, Dr RESIGNED | Director | 01 Jul 1997 | 11 Apr 2006 | | March 1947 | Flat 6 20 New Cavendish Street, London, W1G 8TS |
| HARGEST, Rachel, Dr RESIGNED | Director | 19 Jan 2012 | 31 Dec 2013 | United Kingdom | October 1963 | 1 Wimpole Street, London, W1G 0AE |
| HARRISON, Donald, Sir RESIGNED | Director | 11 Jul 2000 | 12 Apr 2003 | | March 1925 | 6 Fishers Farm, Limes Avenue, Horley, Surrey, RH6 9DQ |
| HEATON, Kenneth Willoughby RESIGNED | Director | 07 Nov 1994 | 17 Dec 1997 | | | Claverham House, Streamcross, Claverham, Bristol, BS49 4QD |
| HELLYAR, Michael Francis RESIGNED | Director | | 01 Oct 1999 | | January 1939 | 7 Croft Lane, Oakington, Cambridge, Cambridgeshire, CB4 5AA |
| HINE, Deirdre Joan, Dame RESIGNED | Director | 10 Jul 2003 | 28 Oct 2008 | United Kingdom | September 1937 | The Red House, 12 Mill Lane Lisvane, Cardiff, CF14 0XB |
| HURLEY, Rosalinde, Professor Dame RESIGNED | Director | 30 Sep 1991 | 17 Dec 1997 | | December 1929 | 2 Temple Gardens, London, EC4Y 9AY |
| INNES-WILLIAMS, David, Sir RESIGNED | Director | 11 Apr 1994 | 27 Apr 2000 | | June 1919 | 66 Murray Road, Wimbledon Common, London, SW19 4PE |
| JOHNS, Richard Bell, Professor RESIGNED | Director | 19 Nov 2002 | 18 Nov 2003 | | August 1929 | Manaccan St Cross Road, Winchester, Hampshire, SO23 9RX |
| JONES, Ian Stuart RESIGNED | Director | 11 Apr 2006 | 06 Feb 2007 | | April 1971 | 13 Mickle Way, Forest Hill, Oxford, Oxfordshire, OX33 1DU |
| LAUGHTON, David George RESIGNED | Director | 18 Nov 1999 | 13 Jul 2006 | | March 1949 | 8 Wisteria Way, Northampton, Northamptonshire, NN3 3QB |
| MANLEY, Philip Noel RESIGNED | Director | 15 Oct 2010 | 04 May 2012 | United Kingdom | January 1964 | 1 Wimpole Street, London, W1G 0AE |
| MARSTON, Jeffery Adrian Priestley RESIGNED | Director | 30 Apr 1998 | 30 Sep 1998 | | December 1927 | 4 Hereford Square, London, SW7 4TT |
| MCDONALD, Peter John RESIGNED | Director | 06 Nov 2001 | 30 Nov 2005 | United Kingdom | January 1951 | Penmans, Penmans Green, Kings Langley, Hertfordshire, WD4 9AZ |
| MOSS, Fiona Mary, Dr RESIGNED | Director | 12 Jul 2007 | 31 Dec 2013 | United Kingdom | March 1952 | 2 Witley Road, London, N19 5SQ |
| MURRAY, Robert, Dr RESIGNED | Director | | 30 Sep 1994 | | October 1916 | 15 John Spencer Square, London, N1 2LZ |
| POSWILLO, David Ernest, Professor RESIGNED | Director | 07 Nov 2000 | 06 Nov 2001 | | January 1927 | 5 Oldfield Road, Bickley, Kent, BR1 2LE |
| POSWILLO, David Ernest, Professor RESIGNED | Director | 01 Oct 1996 | 06 Mar 1997 | | January 1927 | 5 Oldfield Road, Bickley, Kent, BR1 2LE |
| PRICE, John Lewis, Doctor RESIGNED | Director | | 01 Jul 1996 | | November 1926 | 1 Little Warren Close, Guildford, Surrey, GU4 8PW |
| RAFFLE, Phillip Andrew Banks, Doctor RESIGNED | Director | | 30 Sep 1991 | | September 1918 | 3 Kings Stile, Middleton Cheney, Banbury, Oxfordshire, OX17 2QZ |
| RICHARDSON, Peter Edward Hugh RESIGNED | Director | 01 Jul 1997 | 30 Sep 2010 | England | April 1955 | HP6 |
| ROBERT NORMAN, Thomson RESIGNED | Director | | 02 Mar 1994 | | November 1935 | 9 Downside Lodge, London, NW3 2UY |
| ROBERTS, Alan Murray, Dr RESIGNED | Director | 31 Oct 2006 | 30 Oct 2007 | | December 1941 | Sycamore Cottage, Rectory Road, Padworth Common, Reading, Berkshire, RG7 4JD |
| ROBERTS, Alan Clive, Colonel RESIGNED | Director | 26 Apr 2005 | 30 Oct 2007 | England | April 1934 | The Grange, Rein Road Morley, Leeds, West Yorkshire, LS27 0HZ |
| SANDALL, Michael RESIGNED | Director | 13 Jul 2006 | 27 Feb 2009 | England | July 1956 | Went Farmhouse, Langton Road Speldhurst, Tunbridge Wells, Kent, TN3 0NR |
| SCADDING, John William, Dr RESIGNED | Director | 15 May 2007 | 13 Jan 2015 | United Kingdom | June 1948 | 13 Chamberlain Road, London, N2 8JS |
| SCALLY, Gabriel John, Dr RESIGNED | Director | 11 Jul 2000 | 29 Aug 2006 | England | September 1954 | 11 Dowry Square, Bristol, Avon, BS8 4SH |
| SCHURR, Peter RESIGNED | Director | | 17 Dec 1997 | | December 1920 | Brook House High Street, Ufford, Woodbridge, Suffolk, IP13 6EQ |
| SKUSE, John Kenneth RESIGNED | Director | 30 Oct 2007 | 19 Jan 2011 | United Kingdom | March 1946 | Moorlands Moorlands Drive, Pinkney's Green, Maidenhead, Berkshire, SL6 6QG |
| SPITTLE, Margaret Flora, Dr RESIGNED | Director | 01 Oct 1992 | 27 Apr 2000 | England | November 1939 | The Manor House Beaconsfield Road, Claygate, Esher, Surrey, KT10 0PW |
| STILEMAN, Richard RESIGNED | Director | 19 Nov 2002 | 13 Jan 2010 | United Kingdom | December 1944 | Boyton Court, East Sutton, Sutton Valence, Kent, ME17 3BY |
| SUMMERS, David Lewis RESIGNED | Director | 21 Oct 1997 | 18 Nov 2003 | United Kingdom | November 1941 | Fir Tree Farm, Golford Road, Cranbrook, Kent, TN17 3NW |
| SWALES, John Douglas, Professor RESIGNED | Director | 11 Jul 2000 | 17 Oct 2000 | | October 1935 | 21 Morland Avenue, Leicester, Leicestershire, LE2 2PF |
| TINKER, Jack RESIGNED | Director | 01 Oct 1998 | 06 Nov 2001 | England | January 1936 | 1 Rectory Road, Barnes, London, SW13 0DU |
| TUCKER, Sam Michael, Dr RESIGNED | Director | 01 Oct 1998 | 19 Nov 2002 | United Kingdom | October 1926 | 65 Uphill Road, Mill Hill, London, NW7 4PT |
| TURNER, Paul, Professor RESIGNED | Director | 30 Sep 1991 | 25 Dec 1994 | | April 1933 | 62 Defoe House, Barbican, London, EC2Y 8DN |
| WEATHERALL, Miles, Doctor RESIGNED | Director | | 30 Sep 1991 | | October 1920 | Willows Church Lane, Charlbury, Oxford, Oxon, OX7 4HA |
| WEIR, Neil Francis, Dr RESIGNED | Director | 17 Dec 1997 | 30 Sep 2000 | United Kingdom | August 1942 | Greensand Cottage, Seale, Farnham, Surrey, GU10 1HP |
| WHITE, Harvey RESIGNED | Director | 16 Jul 1996 | 22 Jul 2004 | United Kingdom | March 1936 | 7 Arlington Square, London, N1 7DS |
| WILLIAMSON, Robin Charles Noel, Professor RESIGNED | Director | 06 Nov 2001 | 31 Oct 2006 | England | December 1942 | The Barn, 88 Lower Road, Gerrards Cross, Buckinghamshire, SL9 8LB |
| WILLOUGHBY, Derek Albert, Professor RESIGNED | Director | | 30 Sep 1991 | | February 1930 | 83 Bow Lane, Finchley, London, N12 0JL |