| Year | Elected President | Secretary General |
| 2022 | Alfredo Martinez (Spain) | Catherine Geissler (UK) |
| 2013 | Anna Lartey (Ghana) | Catherine Geissler (UK) |
| 2009 | Ibrahim Elmadfa (Austria) | Rekia Belahsen (Morocco) |
| 2005 | R. Uauy (Chile) | O. Galal (Egypt) |
| 2001 | M. Wahlqvist (Australia) | O. Galal (Egypt) |
| 1997 | B. Underwood (USA) | O. Galal (Egypt) |
| 1993 | A. Valyasevi (Thailand) | J.G.A.J. Hautvast (Netherlands) |
| 1989 | J.E. Dutra de Oliveira (Brazil) | J.G.A.J. Hautvast (Netherlands) |
| 1985 | M.K. Gabr (Egypt) | J.G.A.J. Hautvast (Netherlands) |
| 1981 | R. Buzina (Yugoslavia) | Dorothy F. Hollingsworth (UK) |
| 1978 | N.S. Scrimshaw (USA) | Dorothy F. Hollingsworth (UK) |
| 1975 | C. Gopalan (India) | B. Isaksson (Sweden) |
| 1972 | C. den Hartog (Netherlands) | B. Isaksson (Sweden) |
| 1969 | P.K. Roine (Finland) | J.C. Somogyi (Switzerland) |
| 1966 | C.G. King (USA) | R. Ammon (FRG) |
| 1963 | D.P. Cuthbertson (UK) | H. Gournelle de Pontanel (France) |
| 1960 | D.P. Cuthbertson (UK) | M. van Eekelen (Netherlands) |
| 1957 | E.J. Bigwood (Belgium) | Leslie J. Harris (UK) |
| 1954 | E.J. Bigwood (Belgium) | Leslie J. Harris (UK) |
| 1952 | E.J. Bigwood (Belgium) | Leslie J. Harris (UK) |
| 1946 | E.J. Bigwood (Belgium) | Leslie J. Harris (UK) |
