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 | (Vienna) |  | President Wilhelm Miklas |  | |
 |  | BELGIUM | (Brussels) |  | King Leopold III | | |
 |  | BULGARIA | (Sofia) |  | Tsar Boris III the Unifier | | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Rudolf Minger | | |
 |  | CZECHOSLOVAKIA | (Prague a + Lany s) |  | President Tomas Garrigue Masaryk | | |
 |  | DENMARK | (Copenhagen) |  | King Christian X | | |
 |  | ESTONIA | (Tallinn a + Tartu b) |  | Konstantin Pats | | |
 |  | EGYPT | (Cairo a + Alexandria r) |  | King Fuad I |  | |
 |  | SPAIN | (Madrid) |  | President Niceto Alcala-Zamora y Torres | | |
 |  | FINLAND | (Helsinki a + Kultaranta s) |  | President Pehr Evind Svinhufvud | | |
 |  | FRANCE | (Paris) |  | President Albert Lebrun | | |
 |  | GREECE | (Athens a) |  | King George II | | |
 |  | HUNGARY | (Budapest a) |  | Regent Miklos Horthy de Nagybanya | | |
 |  | NETHERLANDS EAST INDIES | (Batavia a + Buitenzorg r + Chipanas r) |  | |  | |
 |  | IRELAND | (Dublin) |  | Donal Buckley | | |
 |  | IRAN | (Tehran) |  | Reza Shah Pahlavi the Great | | |
 |  | ITALY | (Rome a) |  | King Victor Emmanuel III | | |
 |  | JAPAN | (Tokyo) |  | Emperor Hirohito | | |
 |  | LATVIA | (Riga) |  | State President Alberts Kviesis | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | Queen Wilhelmina | | |
 |  | NORWAY | (Oslo) |  | King Haakon VII | | |
 |  | PANAMA | (Panama City) |  | President Harmodio Arias Madrid |  | |
 |  | PHILIPPINES | (Manila a + Baguio City s) |  | President Manuel Quezon | | |
 |  | POLAND | (Warsaw a) |  | President Ignacy Moscicki | | |
 |  | RUMANIA | (Bucharest) |  | King Carol II | | |
 |  | SWEDEN | (Stockholm) |  | King Gustav V | | |
 |  | TURKEY | (Ankara a) |  | President Mustafa Kemal Ataturk | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) |  | King George V | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Franklin Delano Roosevelt |  | |
 |  | YUGOSLAVIA | (Belgrade) |  | King Peter II Karageorgevich | | |
