| AL ATRASH, Imad ACTIVE | Director | 05 Dec 2022 | | Palestine, State Of | September 1958 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| ASIKAINEN, Mika ACTIVE | Director | 05 Dec 2022 | | Finland | November 1969 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| BIRCH, Martin Philip ACTIVE | Director | 04 May 2022 | | England | June 1965 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| BOURASS, Khadija ACTIVE | Director | 13 Sep 2022 | | Morocco | June 1980 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| CHESKEY, Edward Daniel ACTIVE | Director | 26 Mar 2025 | | Canada | September 1957 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| CONSTANTINE, Christie ACTIVE | Director | 01 Dec 2022 | | United States | May 1975 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| DE SCHAMPHELAERE, Lieven ACTIVE | Director | 13 Sep 2022 | | Belgium | July 1958 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| GREGORY, John ACTIVE | Director | 01 Dec 2022 | | England | August 1959 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| KAMARA, Sheku, Dr ACTIVE | Director | 13 Sep 2022 | | Sierra Leone | February 1970 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| MILLAR, Kate ACTIVE | Director | 19 Sep 2024 | | Australia | June 1970 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| NASEER, Fadi ACTIVE | Director | 13 Sep 2022 | | Jordan | March 1978 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| PRIHANGGALASARI, Dian Agista ACTIVE | Director | 13 Sep 2022 | | Indonesia | August 1973 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| RANDS, Michael Russell Wheldon, Dr ACTIVE | Director | 13 Sep 2022 | | England | August 1956 | Darwin College, Silver Street, Cambridge, CB3 9EU, England |
| SOLBAKKEN, Kjetil Aadne ACTIVE | Director | 13 Sep 2022 | | Norway | August 1974 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| SORIA AUZA, Rodrigo Wilber, Dr ACTIVE | Director | 13 Sep 2022 | | Bolivia | December 1977 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| SPEIGHT, Rebecca Susan ACTIVE | Director | 21 Jun 2021 | | United Kingdom | June 1967 | The Lodge, Potton Road, Sandy, Bedfordshire, SG19 2DL, England |
| SUKHDEV, Mahima ACTIVE | Director | 02 Apr 2026 | | United Kingdom | March 1988 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| TATAYAH, Rabindra Vikash Vanapalli, Dr ACTIVE | Director | 13 Sep 2022 | | Mauritius | October 1972 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| THAPA, Ishana ACTIVE | Director | 13 Sep 2022 | | Nepal | May 1973 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| THOMAS, Nunia Teresa ACTIVE | Director | 13 Sep 2022 | | Fiji | October 1981 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| IMBODEN, Christopher Niklaus RESIGNED | Secretary | 02 Nov 1994 | 01 Mar 1996 | | | 8 Church Lane, Girton, Cambridge, CB3 0JP |
| LAMBERTINI, Marco, Dr RESIGNED | Secretary | 19 Feb 2009 | 10 Feb 2014 | | | Wellbrook Court, Girton Road, Cambridge, CB3 0NA |
| RANDS, Michael Russell Wheldon, Dr RESIGNED | Secretary | 01 Mar 1996 | 19 Feb 2009 | | | 113 Glebe Road, Cambridge, Cambridgeshire, CB1 7TE |
| TABARANZA, Blasjr RESIGNED | Secretary | 27 Sep 2008 | 22 Nov 2010 | | | Wellbrook Court, Girton Road, Cambridge, CB3 0NA |
| THOMPSON, Hazell Shokellu, Dr RESIGNED | Secretary | 11 Feb 2014 | 06 May 2015 | | | Birdlife International, Wellbrook Court, Girton, Cambridge, CB3 0NA, England |
| ZURITA SERRANO, Sara Patricia RESIGNED | Secretary | 07 May 2015 | 13 Sep 2022 | | | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| ACOSTA, Amanda Rosalia RESIGNED | Director | 08 Dec 2021 | 13 Dec 2024 | Belize | November 1978 | Belize Audubon Society, 16 Taiwan Street, Belize City, Belize |
| AL-ATRASH, Imad RESIGNED | Director | 20 Jun 2013 | 27 Sep 2018 | Palestine | September 1956 | Palestine Wildlife Society, Beit Sahour, Bethlehem, Palestine |
| ALEJANDRO, Sanchez, Dr RESIGNED | Director | 27 Sep 2008 | 28 Mar 2011 | Spain | September 1961 | Wellbrook Court, Girton Road, Cambridge, CB3 0NA |
| AMINU-KANO, Muhtari, Dr RESIGNED | Director | 21 Jun 2021 | 13 Sep 2022 | Nigeria | October 1959 | Lekki Conservation Centre, Conservation Road, Lekki, Lagos, 105101, Nigeria |
| ANDERSON, Mark David RESIGNED | Director | 27 Sep 2018 | 25 Jan 2021 | South Africa | April 1964 | Isdell House, 17 Hume Road, Dunkeld West, Johanesburg, Gauteng, 2196, South Africa |
| ARIAS, Yvonne Altagrecia RESIGNED | Director | 20 Jun 2013 | 27 Sep 2018 | Dominican Republic | August 1955 | 33, El Vergel, Santo Domingo, Dominican Republic |
| BAKER GABB, David John RESIGNED | Director | 24 Sep 1995 | 13 Oct 1999 | | September 1952 | 24 Alexandra Street, Greensborough, Victoria, 3088, Australia |
| BARONESS YOUNG OF OLD SCONE, Barbara RESIGNED | Director | 02 Nov 1994 | 30 Apr 1998 | | April 1948 | 52 Church Road, Willington, Bedford, MK44 3PU |
| BERRUTI, Aldo, Dr RESIGNED | Director | 13 Oct 1999 | 13 Mar 2004 | | October 1952 | 29 Winston Avenue, Robindale, Randberg, 2125, South Africa |
| BERTRAND, Gerard Adrian, Dr RESIGNED | Director | 16 Dec 1994 | 13 Mar 2004 | | July 1943 | 297 Sagamore Street, South Hamilton, Massachusetts, 01982, Usa |
| BLACKWOOD, Nicholas Geoffrey RESIGNED | Director | 06 Dec 2019 | 12 Oct 2021 | England | July 1957 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| BOSSO, Andrea Jorbe RESIGNED | Director | 27 Sep 2008 | 30 Apr 2012 | Argentina | June 1968 | Wellbrook Court, Girton Road, Cambridge, CB3 0NA |
| BRADSTREET, Michael Stephen Walker RESIGNED | Director | 13 Oct 1999 | 13 Mar 2004 | | March 1950 | 53 Brock Street, Vittoria, Ontario, Noe, Canada |
| BRITTON, Michael Charles RESIGNED | Director | 27 Sep 2008 | 20 Jun 2013 | New Zealand | June 1950 | Wellbrook Court, Girton Road, Cambridge, CB3 0NA |
| BUCHER, Entrigue H. RESIGNED | Director | 24 Apr 1995 | 13 Oct 1999 | | August 1940 | Av.Hipolito Ivrgoyem 131, Piso U, Cordoba, 5000, Argentina |
| BUDIERI, Adnan RESIGNED | Director | 24 Apr 1995 | 03 Oct 1996 | | December 1959 | Mecca Street, Amman, Jordan, FOREIGN, Jordan |
| BYARUHANGA, Achilles Brunnel RESIGNED | Director | 20 Jun 2013 | 13 Sep 2022 | Uganda | July 1968 | Bwindi Trust House, Katalima Crescent, Plot 1, Naguru, Kampala, Uganda |
| CHANDLER III, Alfred Dupont RESIGNED | Director | 04 Dec 2018 | 30 Jan 2025 | United States | May 1951 | David Attenborough Building, Pembroke Street, Cambridge, Cambridgeshire, CB2 3QZ |
| CHIRARA, Chipangura, Dr RESIGNED | Director | 30 Nov 2010 | 20 Jun 2013 | Zimbabwe | December 1968 | 35, Clyde Road, Eastlea, Harare, Zimbabwe |
| CLARKE, Michael John RESIGNED | Director | 30 Nov 2010 | 13 Sep 2022 | United Kingdom | January 1960 | The Lodge, Potton Road, Sandy, Bedfordshire, SG19 2DL, England |
| COUTURIER, Andrew Raymond RESIGNED | Director | 07 Dec 2020 | 01 Aug 2024 | Canada | October 1968 | 115 Front St, 115 Front St, Port Rowan, Ontario, Canada |
| DEL HOYO, Josep RESIGNED | Director | 13 Mar 2004 | 20 Jun 2013 | Spain | June 1954 | Wellbrook Court, Girton Road, Cambridge, CB3 0NA |
| DIAZ, David Francisco RESIGNED | Director | 20 Jun 2013 | 04 Jun 2015 | Ecuador | July 1977 | E3-05, Pasaje Joaquin Tinajero Y Jorge Drom, Quito, Pichincha Province, Ecuador |
| ECCLES, Stephen David RESIGNED | Director | 16 Dec 1994 | 09 May 1998 | | February 1938 | 8904 Narem Place, Annandale, Virginia, IRISH, Usa |
| EJLSTED, Jan RESIGNED | Director | 13 Mar 2004 | 27 Sep 2008 | | September 1956 | Tryggevieldevej 75, Bronshoj, Dk-2700, Denmark |
| FELTRUP-AZAFZAF, Claudia Christina RESIGNED | Director | 27 Sep 2018 | 13 Sep 2022 | Tunisia | October 1964 | Immeuble Eris, Bureau No 4, 14, Rue Ibm El Hami, Ariama, 2080, Tunisia |
| FENWICK, George Hunter RESIGNED | Director | 24 Apr 1995 | 10 Jun 1998 | | September 1951 | 4732 Sedgwick St.Nw, Washington, 20016, Usa |
| FERREIRA DE SOUZA DIAS, Braulio, Dr RESIGNED | Director | 18 Nov 2017 | 13 Sep 2022 | Brazil | July 1953 | Departmento De Ecologia, Instituto De Gencias Biologicas, Campus Darcy, Ribeiro, Universidade De Brasilia, Brasilia, Distrito Federal, 70910900, Brazil |
| FIDLOCZKY, Jozef RESIGNED | Director | 13 Oct 1999 | 13 Mar 2004 | | January 1948 | Koltb U 21, Budapest, 1121, FOREIGN, Hungary |
| FJELDSA, Jon, Dr RESIGNED | Director | 16 Dec 1994 | 13 Oct 1999 | | December 1942 | Viborggade 15th, Copenhagen, DK2100, Denmark |
| FUNCKEN, Philippe Marcel Alfred RESIGNED | Director | 27 Sep 2018 | 13 Sep 2022 | Belgium | April 1969 | 1, Traverse Des Muses, Namur, 5000, Belgium |
| GAUTO, Raul RESIGNED | Director | 24 Sep 1995 | 18 Nov 1997 | | February 1957 | Acaray 1776 C/6 De Enero, Asuncion, Paraguay |
| GELFAND, Julie Claire RESIGNED | Director | 13 Aug 1999 | 27 Sep 2008 | | August 1961 | 38 Strathbury Street, Nepean, Ontario, K2g 5pi, Canada |
| GOERK DE CARVALHO MACEDO, Jaqueline Maria, Dr RESIGNED | Director | 01 Nov 2015 | 27 Sep 2018 | Brazil | May 1965 | 219, Cj 2, Rua Fernao Dias, Sao Paulo, Sao Paulo, Brazil |
| GORDON, David John RESIGNED | Director | 02 Nov 1994 | 31 Dec 1994 | | June 1938 | 72 West Street, Comberton, Cambridge, Cambridgeshire, CB3 7DS |
| GREGORY, John RESIGNED | Director | 22 Oct 2021 | 13 Sep 2022 | England | August 1959 | 8 Holly Bank Cottages, The Avenue, Comberbach, Northwich, Cheshire, CW9 6HT, England |
| HAGUE, Kevin Grant RESIGNED | Director | 27 Sep 2018 | 13 Sep 2022 | New Zealand | March 1960 | 67, Welshman's Road, Greymouth, 7805, New Zealand |
| HALMOS, Gergo Denes, Dr RESIGNED | Director | 18 Nov 2017 | 13 Sep 2022 | Hungary | June 1976 | 21, Kolto U, Budapest, 1121, Hungary |
| HAMILTON, John Graeme, Dr RESIGNED | Director | 17 Oct 2006 | 27 Sep 2008 | | December 1956 | 9 Byron St, Box Hill South, Victoria 3128, Australia |
| HARPER, Martin Clive RESIGNED | Director | 06 Dec 2019 | 06 Jun 2021 | England | October 1970 | Rspb The Lodge, Potton Road, Sandy, SG19 2DL, England |
| HARRINGTON, Graham Norman, Dr RESIGNED | Director | 13 Oct 1999 | 13 Mar 2004 | | May 1935 | Lot 27 Seamark Road, PO BOX 680, Malanda, Queensland 4885, Australia |
| HOLM, Tiare RESIGNED | Director | 01 Feb 2007 | 23 Oct 2009 | | September 1963 | P. O. Box 302, Koror, 96940, Palau |
| HUSSAIN, Syed Abdulla RESIGNED | Director | 16 Dec 1994 | 13 Oct 1999 | | August 1944 | No 5 Jalan 9/5d, Selangor Darul Ehsan, Petaling Jaya, 46000, Malaysia |
| IANKOV, Petar Ninkov RESIGNED | Director | 16 Dec 1994 | 13 Oct 1999 | | December 1953 | Bl 201 Ent A Ap 6, Obelia 2, Sofia, 1326, Bulgaria |
| ICHIDA, Noritaka RESIGNED | Director | 13 Oct 1999 | 27 Apr 2002 | | July 1946 | Kyuden, 4-28-4-205 Setegaya, Tokyo, FOREIGN, Japan |
| IMAD, Alatrash RESIGNED | Director | 13 Mar 2004 | 28 Mar 2011 | Palestine | September 1956 | Beit Sahour, Middle East P.O. Box 89, Palestine |
| IRANI, Khaled Zand RESIGNED | Director | 20 Jun 2013 | 27 Sep 2018 | Jordan | August 1964 | 7, Dirar Ibn Azwar Street, Amman, 911745, Jordan |
| IRANI, Khaled RESIGNED | Director | 13 Oct 1999 | 09 May 2005 | | August 1964 | 6354 Amman, 11183 Jordan, FOREIGN, Jordan |
| KASOMA, Pantaleon Mukasa Banda, Dr RESIGNED | Director | 15 Oct 1999 | 13 Mar 2004 | Uganda | March 1954 | PO BOX 27034, Kampala, FOREIGN, Uganda |
| KOTAGAMA, Sarath Wimalabandara, Professor RESIGNED | Director | 20 Jun 2013 | 13 Sep 2022 | Sri Lanka | August 1950 | Department Of Zoology, Kumaratunga Munidasa Mawatha, Colombo - 03, Western Province, Sri Lanka |
| LENHART, Cynthia RESIGNED | Director | 16 Dec 1994 | 24 Apr 1995 | | March 1957 | 443 Airport Road, Bethel, PA 19507, Usa |
| LEVENTIS, Anastasios Paul RESIGNED | Director | 16 Dec 1994 | 13 Mar 2004 | | May 1941 | 19 Ilchester Place, London, W14 8AA |
| LIM, Kim Keang RESIGNED | Director | 13 Mar 2004 | 27 Sep 2008 | | November 1949 | 177 Jalan Loyang Besar, Singapore, S509432, FOREIGN, Singapore |
| LUM, Shawn Kaihekulani, Dr RESIGNED | Director | 20 Jun 2013 | 13 Sep 2022 | Singapore | April 1963 | The Sunflower, 510 Geylang Road, 02-05, Singapore, Singapore |
| MASTER, Bernard F., Dr RESIGNED | Director | 07 Dec 1996 | 12 Feb 2000 | | May 1941 | 340 Tucker Drive, Worthington, Ohio, 43085, U.S.A. |
| MATIKU, Paul Musenuya RESIGNED | Director | 13 Mar 2004 | 20 Jun 2013 | Kenya | October 1968 | Box 44486, Nairobi 00100, FOREIGN, Kenya |
| MIRO RODRIGUEZ, Rosabel RESIGNED | Director | 27 Sep 2018 | 13 Sep 2022 | Panama | September 1967 | 2006-B, Calle Ira. Este, Lalanos De Curundu, Ancon, Panama City, 0843-03076, Panama |
| MUELLER, Werner RESIGNED | Director | 17 Oct 2006 | 20 Jun 2013 | Switzerland | March 1954 | Wiedingstr 78 PO BOX, Zurich Zh 8036, FOREIGN, Switzerland |
| NTIAMOA BAIDU, Yaa, Dr RESIGNED | Director | 16 Dec 1994 | 16 Nov 1997 | | January 1951 | 33a 6th Avenue Ridge, Accra, Greater Accra, Ghana |
| O'NEILL, David RESIGNED | Director | 27 Sep 2018 | 31 May 2019 | United States | September 1970 | 1200, 18th Street, N.W. Washington Dc, 20036, United States |
| OLEWINE 1V, Benjamin RESIGNED | Director | 13 Mar 2004 | 20 Jun 2013 | Usa | March 1949 | 93 Lonetown Road, Redding 06896, Conneticut, Usa |
| OLSEN, Peg RESIGNED | Director | 01 Jun 2010 | 01 Sep 2017 | U.S.A | November 1960 | 194, Woodlawn Avenue, Saratoga Springs, Ny, Saratoga, U.S.A., 12866, U.S.A. |
| OWUSU, Erasmus Henaku, Dr RESIGNED | Director | 27 Sep 2008 | 01 Mar 2010 | Ghana | October 1967 | 0536/205, Atomic Hills Estate, Acora, Box 13252, Ghana |
| PERCIUSEPE, Robert RESIGNED | Director | 27 Sep 2008 | 23 Oct 2009 | | February 1951 | 174, Hicks Street Apt 3, Brooklyn, New York, 11201, United States |
| PLANTILLA, Anabelle RESIGNED | Director | 30 Apr 2012 | 20 Jun 2013 | Philippines | June 1962 | 2/F, Santos And Sons Building, 973 Aurora Boulevard Cubao, Quezon City, Philippines, Philippines |
| PRENTICE, Nicholas John RESIGNED | Director | 20 Jun 2013 | 06 Dec 2019 | United Kingdom | February 1956 | Lothlorien, Nugents Park, Pinner, Middlesex, HA5 4RA, England |
| RAHMANI, Asad RESIGNED | Director | 13 Mar 2004 | 20 Jun 2013 | India | July 1950 | 5th Floor Mehra Apartment, Co Operative Society, Ghatala Village Diamond Gardens, Chembur Mumbai, India |
| RAUST, Philippe, Dr RESIGNED | Director | 01 Jun 2010 | 27 Sep 2018 | French Polynesia | December 1951 | Service Du Developpement Rural, Route De L'Hippodrome, Pirae, Papeete, French Polynesia, 98713, Tahiti |
| REBOREDA, Juan Carlos, Dr RESIGNED | Director | 13 Oct 1999 | 13 Mar 2004 | | November 1955 | A J Carraiza, 2370 1c, Buenos Aires, 1425, Argentina |
| RUMSEY, Stephen John Raymond RESIGNED | Director | 13 Mar 2004 | 23 Oct 2009 | England | November 1950 | Elms Farm Pett Lane, Icklesham, Winchelsea, East Sussex, TN36 4AH |
| RYE, Simon RESIGNED | Director | 05 Jun 2017 | 12 Jul 2023 | Norway | May 1963 | 25, J.R. Wilhelmsens Vei 25, 1386 Asker, Norway |
| SANCHEZ, Loyda Elida RESIGNED | Director | 13 Mar 2004 | 27 Sep 2008 | | June 1939 | Calle 74e, El Crebol \ 3, 1-C, La Carrasquilla, Panama City, Central America 6 Ael Dorado, FOREIGN, Panama |
| SCHEI, Peter Johan RESIGNED | Director | 13 Mar 2004 | 20 Jun 2013 | Norway | January 1945 | Stadsing. Dahls Gt. 57, Trodheim 7043, Norway |
| SCOTT-PEZET, Norita RESIGNED | Director | 13 Oct 1999 | 13 Mar 2004 | | June 1942 | Calle 77 * 31, Box 814, Balboa-Ancon, Panama |