| 1972 – Ljubljana – Prof. F Celesnik |  |
| 1974 – Zurich – Prof. H L Obwegeser |  |
| 1976 – London – Dr. N L Rowe, CBE |  |
| 1978 – Venice – Prof. C Curioni |  |
| 1980 – Warsaw – Prof. S Knapik |  |
| 1982 – Hamburg – Prof. G Pfeifer |  |
| 1984 – Paris – Prof. J Delaire |  |
| 1986 – Madrid – Prof. J Alonso del Hoyo |  |
| 1988 – Athens – Prof. C Martis |  |
| 1990 – Brussels – Dr. R Peiffer |  |
| 1992 – Innsbruck – Prof. R Fries |  |
| 1994 – The Hague – Dr. P Stoelinga |  |
| 1996 – Zurich – Prof. H Sailer |  |
| 1998 – Helsinki Prof. C Lindqvist |  |
| 2000 – Edinburgh – Dr. J Ll Williams |  |
| 2002 – Muenster – Prof. U Joos |  |
| 2004 – Tours – Prof. B Devauchelle |  |
| 2006 – Barcelona – Prof. G Raspall |  |
| 2008 – Bologna – Prof. L Clauser |  |
| 2010 – Bruges – Prof. M Mommaerts |  |
| 2012 – Dubrovnik – Prof. M Virag |  |
| 2014 – Prague – Dr. D Hrusak |  |
| 2016 – London – Dr. Ian Martin |  |
| 2018 – Munich – Prof Klaus-Dietrich Wolff |  |
| 2020 – Paris – Prof Jean-Paul Meningaud Congress Chairman for XXVI Congress, Paris 2021 as Congress postponed |
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| 2022 Madrid – Prof Julio Acero |  |
