19 Members (excluding the associate or suspended members but including the countries represented on their behalf) [The rulers are not necessarily the representatives in the organisation. ] :
 |  | ARGENTINE | (Buenos Aires a + Olivos r) |  | President Agustin Pedro Justo |  | |
 |  | BRAZIL | (Rio de Janeiro) |  | Getulio Vargas | | |
 |  | CHILE | (Santiago of Chile a + Valparaiso l + Vina del Mar s) |  | President Arturo Alessandri Palma | | |
 |  | COLOMBIA | (Bogota) |  | President Alfredo Olaya Herrera | | |
 |  | COSTA RICA | (San Jose) |  | President Ricardo Jimenez Oreamuno |  | |
 |  | CUBA | (Havana) |  | President Gerardo Machado | | |
 |  | DOMINICAN | (Santo Domingo-Ciudad Trujillo) |  | President Generalissimo Rafael Leonidas Trujillo | | |
 |  | GUATEMALA | (Guatemala City) |  | President Jorge Ubico | | |
 |  | HONDURAS | (Tegucigalpa) |  | President Tiburcio Carias Andino | | |
 |  | HAYTI | (Port Au Prince) |  | President Stenio Vincent | | |
 |  | MEXICO | (Mexico City) |  | Abelardo Lujan Rodriguez | | |
 |  | NICARAGUA | (Managua) |  | President Juan Bautista Sacasa | | |
 |  | PANAMA | (Panama City) |  | President Harmodio Arias Madrid | | |
 |  | PERU | (Lima) |  | President Oscar Raymundo Benavides | | |
 |  | PARAGUAY | (Assumption) |  | President Eusebio Ayala | | |
 |  | EL SALVADOR | (San Salvador) |  | President Maximiliano Hernandez Martinez | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Franklin Delano Roosevelt | | |
 |  | URUGUAY | (Montevideo) |  | President Gabriel Terra | | |
 |  | VENEZUELA | (Caracas) |  | President Juan Vicente Gomez | | |
