| 1983 – 1985 | Dr. Alberto Bellinsky (+) | Argentina |
| 1985 – 1987 | Dr. Domingos Correia da Rocha | Brasil |
| 1987 – 1989 | Dr. Eduardo Moragrega Adame | México |
| 1989 – 1991 | Dr. Ricardo Parada (+) | Uruguai |
| 1991 – 1993 | Dr. Giovani Guido Cerri | Brasil |
| 1993 – 1995 | Dr. Ricardo Lilue | Venezuela |
| 1995 – 1997 | Dr. Leopoldo García Himmelstine | México |
| 1997 – 1999 | Dr. Norman Koremblit (+) | Argentina |
| 1999 – 2001 | Dr. Luiz A. Bailão | Brasil |
| 2001 – 2003 | Dr. Leandro Fernandez | Venezuela |
| 2003 – 2005 | Dr. Miguel Angel Jimenez Taboada | México |
| 2005 – 2007 | Dr. Hernan Muñoz | Chile |
| 2007 – 2009 | Dr. Roberto Moncayo | Equador |
| 2009 – 2011 | Dr. Raúl Sánchez Jiménez | República Dominicana |
| 2011 – 2013 | Dr. Ramón Bataglia | Paraguai |
| 2013 – 2015 | Dra. Maria Cristina Chammas | Brasil |
| 2015 – 2017 | Dr. Luis Fernando Chavarría Estrada | Costa Rica |
| 2017 – 2019 | Dr. Jorge Rabat | Venezuela |
| 2019 - 2021 | Dr. Antonio Carlos Matteoni de Athayde | Brasil |