31 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 Ayres a + Olivos b) |  | President Hipolito Yrigoyen |  | |
 |  | AUSTRIA | (Vienna) |  | President Michael Hainisch |  | |
 |  | BELGIUM | (Brussels) |  | King Albert I | | |
 |  | BULGARIA | (Sofia) |  | Tsar Boris III the Unifier | | |
 |  | BRAZIL | (Rio de Janeiro) |  | President Epitacio Pessoa | | |
 |  | CANADA | (Ottawa) |  | King George V |  | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Edmund Schulthess | | |
 |  | CHILI | (Santiago of Chili a + Valparaiso ls) |  | President Arturo Alessandri Palma | | |
 |  | GERMANY | (Berlin a) |  | Reichpresident Friedrich Ebert | | |
 |  | DENMARK | (Copenhagen) |  | King Christian X | | |
 |  | ECUADOR | (San Francisco of Quito) |  | President Jose Luis Tamayo Teran | | |
 |  | SPAIN | (Madrid) |  | King Alfonso XII | | |
 |  | WHITE RUSSIA | (Vladivostok) |  | Alexander Semyonovich Medvedev |  | |
 |  | FRANCE | (Paris) |  | President Alexandre Millerand | | |
 |  | ITALY | (Rome a) |  | King Victor Emmanuel III | | |
 |  | JAPAN | (Tokyo) |  | Emperor Yoshihito | | |
 |  | MEXICO | (Mexico City) |  | President Alvaro Obregon | | |
 |  | NICARAGUA | (Managua) |  | President Diego Manuel Chamorro Bolanos | | |
 |  | NORWAY | (Christiania) |  | King Haakon VII | | |
 |  | PERU | (Lima) |  | President Augusto Leguia | | |
 |  | PORTUGAL | (Lisbon) |  | President Antonio Jose de Almeida | | |
 |  | RUMANIA | (Bucharest) |  | King Ferdinand I | | |
 |  | SWEDEN | (Stockholm) |  | King Gustav V | | |
 |  | EL SALVADOR | (San Salvador) |  | President Jorge Melendez | | |
 |  | SIAM | (Bangkok) |  | King Rama VI Vajiravudh | | |
 |  | OTTOMAN TURKEY | ((Constantinople)) |  | Sultan Mehmet VI Vahidettin | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | King George V | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Warren Gamaliel Harding | | |
 |  | URUGUAY | (Montevideo) |  | President Baltasar Brum | | |
 |  | VENEZUELA | (Caracas) |  | President Victorino Marquez Bustillos | | |
 |  | JUGO-SLAVIA | (Belgrade) |  | King Peter I. Karageorgevich | | |
