| President | Term of Office | # | Location | Date |
| Montague Ruben | 1978 – 1980 | 1st | London, England | Sept 05 – 06, 1980 |
| Montague Ruben | 1980 – 1982 | 2nd | Montreal, Canada | Sept 01 – 03, 1982 |
| Brien Holden | 1982 – 1984 | 3rd | Cambridge, England | Sept 23 – 25, 1984 |
| Miguel Refojo | 1984 – 1986 | 4th | S’Agaro, Spain | Sept 15 – 18, 1986 |
| Kenneth Polse | 1986 – 1988 | 5th | Kauai, USA | Aug 31 – Sept 03, 1988 |
| Richard Hill | 1988 – 1990 | 6th | Monte Carlo, Monaco | Aug 31 – Sept 03, 1990 |
| Michael Lemp | 1990 – 1993 | 7th | Hayman Island, Australia | Sept 06 – 10, 1993 |
| Gerald Lowther | 1993 – 1995 | 8th | Jackson Hole, USA | Sept 11 – 15, 1995 |
| Perry Binder | 1995 – 1997 | 9th | Florence, Italy | Aug 24 – 29, 1997 |
| Michael Guillon | 1997 – 1999 | 10th | Phuket, Thailand | Aug 16 – 20, 1999 |
| Stephen Klyce | 1999 – 2001 | 11th | Sun Valley, USA | Sept 10 – 14, 2001 |
| Deborah Sweeney | 2001 – 2003 | 12th | Palma de Mallorca, Spain | Sept 08 – 12, 2003 |
| Graeme Wilson | 2003 – 2005 | 13th | Coolum Beach, Australia | Aug 15 – 19, 2005 |
| Desmond Fonn | 2005 – 2007 | 14th | Whistler Mountain, Canada | Aug 13 – 17, 2007 |
| Suzanne Fleiszig | 2007 – 2009 | 15th | Crete, Greece | Aug 16 – 21, 2009 |
| H Dwight Cavanagh | 2009 – 2011 | 16th | Napa Valley, USA | Aug 21 – 26, 2011 |
| Mark Willcox | 2011 – 2013 | 17th | Kyoto, Japan | Aug 25 – 30, 2013 |
| Marguerite McDonald | 2013 – 2015 | 18th | Budapest, Hungary | Aug 23 – 28, 2015 |
| Jean Jacob | 2015 – 2017 | 19th | Stevenson, WA, USA | Aug 14 – 18, 2017 |
| Philip Morgan | 2017 – 2019 | 20th | Singapore, Singapore | Aug 19 – 23, 2019 |
| Fiona Stapleton | 2019 – 2022 | 21st | Porto, Portugal | Aug 21 – 26, 2022 |
