| MEDWAY, Susan ACTIVE | Secretary | 01 Jan 2015 | | | | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| ANDERSON, Jane, Professor ACTIVE | Director | 26 Feb 2025 | | England | December 1952 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| CHARMAN, Helen Georgette, Dr ACTIVE | Director | 04 Feb 2021 | | England | August 1969 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| CLARK, Lucinda Frances ACTIVE | Director | 22 Jul 2025 | | United Kingdom | April 1970 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| FLANNIGAN, Sarah Elisabeth ACTIVE | Director | 26 Feb 2025 | | England | December 1973 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| KENNEY, William Graham Victor ACTIVE | Director | 01 Jan 2024 | | England | September 1977 | C/O Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS, United Kingdom |
| MAJOR, Simon Charles ACTIVE | Director | 22 Jul 2021 | | England | October 1979 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| MATHERS, David Richard ACTIVE | Director | 22 Jul 2025 | | England | May 1965 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| O'SULLIVAN, Bernadette ACTIVE | Director | 22 Jul 2025 | | United Kingdom | January 1963 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| POTTAGE, Matthew George ACTIVE | Director | 22 Jul 2025 | | United Kingdom | May 1986 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| SIMPSON, Philippa Helen Boudica, Dr ACTIVE | Director | 22 Jul 2021 | | England | July 1979 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| VALLE, Anna ACTIVE | Director | 01 Jan 2023 | | England | June 1969 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| WOODWARD, Andrew St John ACTIVE | Director | 22 Jul 2021 | | England | November 1965 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| YOUNGER, Jennie Veronica ACTIVE | Director | 13 May 2025 | | United Kingdom | May 1956 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| ATKINS, Rosie RESIGNED | Secretary | 01 Mar 2002 | 14 Sep 2009 | | | 66 Royal Hospital Road, London, SW3 4HS |
| HUTCHISON, John Edward RESIGNED | Secretary | 21 Feb 2012 | 31 Dec 2014 | | | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS, United Kingdom |
| KEMP, Dawn RESIGNED | Secretary | 14 Sep 2009 | 21 Feb 2012 | | | 5b, Leighton Crescent, Kentish Town, London, NW5 2QY |
| MINTER, Susan RESIGNED | Secretary | | 11 Oct 2001 | | | 66 Royal Hospital Road, London, SW3 4HS |
| ANTHONY, Balniel, Lord RESIGNED | Director | 28 Apr 1998 | 17 Jul 2008 | England | November 1958 | 6 Pembridge Place, London, W2 4XB |
| ARNOLD, Cathy RESIGNED | Director | 30 Nov 2017 | 22 Jul 2021 | England | June 1962 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| ARRAN, Thomas, The Earl Of Arran RESIGNED | Director | 19 Apr 1994 | 31 Dec 2013 | United Kingdom | July 1938 | Castle Hill, Filleigh, Barnstaple, Devon, EX32 0RQ |
| BANKS, William Lawrence RESIGNED | Director | | 01 May 2003 | United Kingdom | June 1938 | Ridgebourne, Kington, Herefordshire, HR5 3EG |
| BARING, Charles Evelyn, 2nd Baron Howick Of Glendale RESIGNED | Director | 02 Nov 1993 | 31 Dec 2012 | United Kingdom | December 1937 | Howick, Alnwick, Northumberland, NE66 |
| BENYON, William Richard, Sir RESIGNED | Director | 19 Apr 1994 | 17 Jul 2008 | United Kingdom | January 1930 | Englefield House Englefield, Reading, Berkshire, RG7 5EL |
| BOYD-CARPENTER, Marsom Henry, Sir RESIGNED | Director | | 14 May 2002 | | October 1939 | Guardswell House Brockenhurst Road, South Ascot, Ascot, Berkshire, SL5 9HA |
| BRICKELL, Christopher David RESIGNED | Director | 16 Apr 1996 | 31 Dec 2013 | United Kingdom | June 1932 | The Camber, Ths Street Nutbourne, Pulborough, West Sussex, RH20 2HE |
| CECIL, Marjorie Oleingascoyne, The Marchioness Of Salisbury RESIGNED | Director | | 03 Nov 1998 | | July 1922 | Hatfield House, Hatfield, Herts |
| CHENEVIX-TRENCH, Jonathan Charles RESIGNED | Director | 02 Nov 1999 | 09 Dec 2010 | England | March 1961 | 4 Albert Place, London, W8 5PD |
| CHISHOLM, Colin RESIGNED | Director | 17 Nov 2015 | 31 Dec 2024 | England | October 1949 | Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS, Great Britain |
| CORBYN, Stuart Alan RESIGNED | Director | 17 Jul 2008 | 06 May 2014 | England | February 1945 | 2 Carlyle Court, Chelsea Harbour, London, SW10 0UQ |
| DE BELDER, Robert Stefan RESIGNED | Director | | 26 Oct 1995 | | December 1921 | Kalmthout Arboretum, 2180 Kalmthout, Hemelrijk, FOREIGN, Belgium |
| DEMPSEY, Alan RESIGNED | Director | 09 Aug 2021 | 26 Feb 2025 | England | June 1974 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| FLANAGAN, Mark RESIGNED | Director | 16 Jul 2009 | 27 Oct 2015 | United Kingdom | August 1959 | Verderers, Wick Road, Egham, Surrey, TW20 0HL |
| GIBSON, Richard Patrick Tallentyre, Lord RESIGNED | Director | | 05 Mar 1998 | | February 1916 | Penns In The Rocks, Groombridge, Tunbridge Wells, Kent, TN3 9PA |
| GRAY, Paul Martin RESIGNED | Director | 23 May 2017 | 24 Feb 2022 | England | January 1971 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| HEARN, Donald Peter RESIGNED | Director | 04 Dec 2002 | 20 Dec 2016 | United Kingdom | November 1947 | 6, St. Andrews Close, Wimbledon, London, SW19 8NJ, United Kingdom |
| HEMMING, Sukie Mary RESIGNED | Director | 17 Jul 2012 | 31 Dec 2022 | England | June 1950 | 10, Edwardes Square, London, W8 6HE, England |
| HOLLENDEN, Gordon, The Lord RESIGNED | Director | | 23 Apr 1998 | | January 1914 | Hall Place, Leigh, Tonbridge, Kent |
| JAMISON, David George, Dr RESIGNED | Director | | 31 Oct 2003 | | June 1924 | Les Fontenelles, Forest, Guernsey Channel Islands |
| JARDINE, Lisa Anne, Professor RESIGNED | Director | 06 Dec 2011 | 27 Oct 2015 | United Kingdom | April 1944 | 51, Bedford Court Mansions, Bedford Avenue, London, WC1B 3AA, United Kingdom |
| JOBSON, Anna RESIGNED | Director | 30 Nov 2017 | 14 Oct 2024 | United Kingdom | June 1971 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| KIRKHAM, Tony RESIGNED | Director | 23 May 2017 | 31 Dec 2025 | England | August 1957 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| LANKESTER, Patricia RESIGNED | Director | 16 Jul 2009 | 31 Dec 2020 | United Kingdom | July 1946 | 103, Albert Street, London, NW1 7LY |
| LENNOX-BOYD, Arabella, Lady RESIGNED | Director | 01 Jan 2014 | 31 Dec 2022 | United Kingdom | January 1938 | Gresgarth Hall, Caton, Lancaster, LA2 9NB, England |
| LEWINGTON, Anna RESIGNED | Director | 28 Apr 1998 | 09 Oct 2003 | | June 1955 | The Dairy House, Hanford, Blandford Forum, Dorset, DT11 8HH |
| LODER, Giles, Sir RESIGNED | Director | | 01 Jun 1996 | | November 1914 | Ockendon House, Cockfield, Haywards Heath, Sussex, RH17 5LV |
| LONGSTAFFE-GOWAN, Todd RESIGNED | Director | 14 Jul 2022 | 25 Mar 2024 | England | November 1960 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| MCGONIGLE, Michael Frederick RESIGNED | Director | 01 Jan 2014 | 31 Dec 2023 | England | February 1951 | Thickets, Copt Hall Road, Ightham, Sevenoaks, Kent, TN15 9DU, England |
| MCLAREN, Michael Duncan RESIGNED | Director | 16 Apr 1996 | 09 Dec 2010 | England | November 1958 | 27 Phillimore Gardens, London, W8 7QG |
| NGUYEN, Quoc-Nghi RESIGNED | Director | 24 May 2016 | 12 May 2022 | England | July 1974 | Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS, United Kingdom |
| PRIDEAUX, Julian Humphrey RESIGNED | Director | 01 May 2003 | 31 Dec 2012 | United Kingdom | June 1942 | Bellbrook, Donhead St. Mary, Shaftesbury, Dorset, SP7 9DL |
| PRIDEAUX, Michael Charles Terrell RESIGNED | Director | 17 Jul 2012 | 31 Dec 2022 | United Kingdom | October 1950 | Selehurst, Brighton Road, Lower Beeding, Horsham, West Sussex, RH13 6PR, England |
| SAMUEL, Coral Cynthia RESIGNED | Director | | 17 Nov 1997 | | August 1927 | 29 Hamilton House, Vicarage Gate, London, W8 4HL |
| SANDISON, James Sinclair RESIGNED | Director | 17 May 2001 | 24 Nov 2002 | | June 1936 | 33 Montagu Road, Highcliffe, Christchurch, Dorset, BH23 5JT |
| SELBORNE, John Roundell, The Earl Of Selborne RESIGNED | Director | | 20 Mar 1993 | England | March 1940 | Temple Manor, Selborne, Alton, Hampshire, GU34 3LR |
| SMITH, Honor, Doctor The Hon RESIGNED | Director | | 18 Jan 1995 | | November 1908 | Croft Lodge, Yarpole, Leominster, Herts, HR6 0BN |
| SNOW, Jonathan George RESIGNED | Director | 16 Apr 1996 | 01 May 2003 | United Kingdom | September 1947 | 9 Torriano Cottages, Torriano Avenue, London, NW5 |
| SPELLER, Sarah Rosemary RESIGNED | Director | 07 May 2013 | 31 Dec 2022 | United Kingdom | August 1965 | 25, Bangalore Street, London, SW15 1QD, England |
| TENNANT, Harriot, Lady RESIGNED | Director | | 16 Jul 2009 | United Kingdom | December 1935 | 30 Abbey Gardens, London, NW8 9AT |
| THOMPSON, Paul Warwick, Dr RESIGNED | Director | 14 Jul 2022 | 18 Apr 2024 | England | August 1959 | The Chelsea Physic Garden, 66 Royal Hospital Road, London, SW3 4HS |
| TROUGHTON, Sarah Rose RESIGNED | Director | 01 May 2003 | 31 Dec 2014 | United Kingdom | May 1953 | The Lynch House, Church Road Upper Wanborough, Swindon, Wiltshire, SN4 0BZ |
| WIMBORNE, Mabel Edith, The Hon Dowager Viscountess Wimborne RESIGNED | Director | | 01 Nov 1994 | | February 1918 | Magnolia House, Candie, St Peter Port, Guernsey, Channel Islands |