48 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. ] :
 |  | ALBANIA | (Tirana) |  | High Council |  | |
 |  | ARGENTINE | (Buenos Ayres a + Olivos b) |  | President Marcelo Torcuato de Alvear |  | |
 |  | AUSTRIA | (Vienna) |  | President Michael Hainisch | | |
 |  | BELGIUM | (Brussels) |  | King Albert I | | |
 |  | BULGARIA | (Sofia) |  | Tsar Boris III the Unifier | | |
 |  | BOLIVIA | (Sucre cj + La Paz eir) |  | President Bautista Saavedra | | |
 |  | BRAZIL | (Rio de Janeiro) |  | President Artur Bernardes | | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Ernest-Louis Chuard | | |
 |  | CHILE | (Santiago of Chile a + Valparaiso ls) |  | President Arturo Alessandri Palma | | |
 |  | COLOMBIA | (Bogota) |  | President Pedro Nel Ospina | | |
 |  | COSTA RICA | (San Jose) |  | President Julio Acosta Garcia |  | |
 |  | CZECHOSLOVAKIA | (Prague a + Lany s) |  | President Tomas Garrigue Masaryk | | |
 |  | CUBA | (Havana) |  | President Alfredo Zayas | | |
 |  | DANZIG | (Danzig) |  | Heinrich Sahm | | |
 |  | GERMANY | (Berlin a) |  | Reichpresident Friedrich Ebert | | |
 |  | DENMARK | (Copenhagen) |  | King Christian X | | |
 |  | ECUADOR | (San Francisco of Quito) |  | President Jose Luis Tamayo Teran | | |
 |  | ESTHONIA | (Tallinn a + Tartu b) |  | Konstantin Pats | | |
 |  | EGYPT | (Cairo a + Alexandria r) |  | King Fuad I |  | |
 |  | SPAIN | (Madrid) |  | King Alfonso XII | | |
 |  | FINLAND | (Helsinki a + Kultaranta s) |  | President Kaarlo Juho Stahlberg | | |
 |  | FRANCE | (Paris) |  | President Alexandre Millerand | | |
 |  | GREECE | (Athens a) |  | Regent Pavlos Theodorou Koundouriotis | | |
 |  | GUATEMALA | (Guatemala City) |  | President Jose Maria Orellana | | |
 |  | HUNGARY | (Budapest a) |  | Regent Miklos Horthy de Nagybanya | | |
 |  | ITALY | (Rome a) |  | King Victor Emmanuel III | | |
 |  | JAPAN | (Tokyo) |  | Emperor Yoshihito |  | |
 |  | LITHUANIA | (Kaunas) |  | President Alexandras Stulginskis | | |
 |  | LUXEMBURG | (Luxembourg a) |  | Grand Duchess Charlotte | | |
 |  | LATVIA | (Riga) |  | State President Janis Cakste | | |
 |  | MEXICO | (Mexico City) |  | President Alvaro Obregon | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | Queen Wilhelmina | | |
 |  | NORWAY | (Christiania) |  | King Haakon VII | | |
 |  | PERU | (Lima) |  | President Augusto Leguia | | |
 |  | POLAND | (Warsaw a) |  | President Gabriel Narutowicz | | |
 |  | PORTUGAL | (Lisbon) |  | President Manuel Teixeira Gomes | | |
 |  | PARAGUAY | (Assumption) |  | President Eligio Ayala | | |
 |  | CHINA | (Peking) |  | President Tsao Kun | | |
 |  | RUMANIA | (Bucharest) |  | King Ferdinand I | | |
 |  | SWEDEN | (Stockholm) |  | King Gustav V | | |
 |  | SOVIET UNION | (Moscow) |  | Joseph Stalin | | |
 |  | SIAM | (Bangkok) |  | King Rama VI Vajiravudh | | |
 |  | TURKEY | (Angora a) |  | President Mustafa Kemal Pasha | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) |  | King George V | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Calvin Coolidge | | |
 |  | URUGUAY | (Montevideo) |  | President Jose Serrato | | |
 |  | VENEZUELA | (Caracas) |  | President Juan Vicente Gomez | | |
 |  | JUGO-SLAVIA | (Belgrade) |  | King Alexander I. the Unifier Karageorgevich | | |
