Conferences are listed by year, location, and chairpersons:
- 1965: Le Creusot, B. Vodar
- 1968: Schloss Elmau, E. U. Franck
- 1970: Aviemore, H. Ll. D. Pugh
- 1972: Bellevue, B. Vodar
- 1974: Kyoto, J. Osugi
- 1975: Moscow, L. F. Vereschagin
- 1977: Boulder, K. D. Timmerhaus
- 1979: Le Creusot, B. Vodar
- 1981: Uppsala, C. M. Backman
- 1983: Albany, C. Homan, R. K. MacCrone, and E. Whalley
- 1985: Amsterdam, N. J. Trappeniers
- 1987: Kiev, N. V. Novikov
- 1989: Paderborn, W. B. Holzapfel
- 1991: Bangalore, A. K. Singh
- 1993: Colorado Springs, J. Shaner, M. Ross, and G. Samara
- 1995: Warsaw, S. Porowski
- 1997: Kyoto, O. Fukunaga
- 1999: Honolulu, M. Manghnani
- 2001: Beijing, G. Zou
- 2003: Bordeaux, G. Demazeau
- 2005: Karlsruhe, E. Dinjus
- 2007: Catania, R. Pucci
- 2009: Tokyo, T. Yagi
- 2011: Mumbai, S. Gupta
- 2013: Seattle, C.-S. Yoo, Rip Collins, and D. Moore
- 2015: Madrid, V. G. Baonza
- 2017: Beijing, C. Q. Jin, H. Z. Liu, and Y. S. Zhao
- 2019: Rio de Janeiro, E. Baggio Saitovitch, J. A. H. Jornada, A. Sória Pereira
- 2023: Edinburgh, M. McMahon