30 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. ] :
 |  | AUSTRIA-HUNGARY | (Vienna ar + Budapest a) |  | Emperor Francis Joseph I |  | |
 |  | ARGENTINE | (Buenos Ayres a) |  | President Victorino de la Plaza |  | |
 |  | BELGIUM-IN-EXILE | (Saint Adresse x + The Panne g) |  | King Albert I | | |
 |  | BULGARIA | (Sofia) |  | Tsar Ferdinand I | | |
 |  | CANADA | (Ottawa) |  | King George V |  | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Giuseppe Motta | | |
 |  | CHILI | (Santiago of Chili a + Valparaiso ls) |  | President Juan Luis Sanfuentes | | |
 |  | SERBIA-IN-EXILE | (Corcyra) |  | King Peter I. Karageorgevich | | |
 |  | GERMANY | (Berlin a) |  | Emperor William II | | |
 |  | DENMARK | (Copenhagen) |  | King Christian X | | |
 |  | ECUADOR | (San Francisco of Quito) |  | President Leonidas Plaza Gutierrez | | |
 |  | SPAIN | (Madrid) |  | King Alfonso XII | | |
 |  | FRANCE | (Paris) |  | President Raymond Poincare | | |
 |  | ITALY | (Rome a) |  | King Victor Emmanuel III | | |
 |  | JAPAN | (Tokyo) |  | Emperor Yoshihito |  | |
 |  | MEXICO | (Mexico City) |  | Venustiano Carranza | | |
 |  | NICARAGUA | (Managua) |  | President Adolfo Diaz Recinos | | |
 |  | NORWAY | (Christiania) |  | King Haakon VII | | |
 |  | PERU | (Lima) |  | President Jose Pardo y Barreda | | |
 |  | PORTUGAL | (Lisbon) |  | President Bernardino Machado | | |
 |  | RUMANIA | (Bucharest) |  | King Ferdinand I | | |
 |  | RUSSIA | (Petrograd) |  | Tsar Nicholas II | | |
 |  | SWEDEN | (Stockholm) |  | King Gustav V | | |
 |  | EL SALVADOR | (San Salvador) |  | President Carlos Melendez | | |
 |  | SIAM | (Bankok) |  | King Rama VI Vajiravudh | | |
 |  | OTTOMAN TURKEY | (Constantinople a) |  | Sultan Mehmet V. Reshat Gazi | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | King George V | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Woodrow Wilson | | |
 |  | URUGUAY | (Montevideo) |  | President Feliciano Viera | | |
 |  | VENEZUELA | (Caracas) |  | President Victorino Marquez Bustillos | | |
