| Name | Issues/Designs | |||
| 33rd Annual Meeting of Governors of Inter-American Development Bank | 1992 | — | - ... | |
| 15th Genealogy Meeting | 2009 | — | - ... | |
| 12th Iberoamerican summit | 2002 | — | - ... | |
| 16th International Congress of Boxing | 2006 | — | - ... | |
| 15th International Haemostasis and Thrombosis Congress | 1997 | — | - ... | |
| 9th Latin American Botanical Congress | 2007 | — | - ... | |
| 11th Marian Congress | 1965 | — | - ... | |
| 16th Meeting of Industrial Development Bank Governors, Santo Domingo | 1975 | — | - ... | |
| 13th Pan-American and 16th Central American Congresses of Pharmacy and Biochemistry | 1988 | — | - ... | |
| 13th Pan-American Health Congress | 1950 | — | - ... | |
| 16th Pan-American Ophthalmology Congress | 1987 | — | - ... | |
| 23rd Pan-American Round Table Convention | 1992 | — | - ... | |
| 15th UPU Congress | 1964 | — | - ... |