28 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. ] :
 |  | ANDORRA | (Andorra the Old a + (Seo de Urgel) ry) |  | Coprince Justi Guitart i Vilardebo |  | |
 |  | ALBANIA | (Tirana) |  | President Ahmet Zogu | | |
 |  | AUSTRIA | (Vienna) |  | President Michael Hainisch | | |
 |  | BELGIUM | (Brussels) |  | King Albert I | | |
 |  | BULGARIA | (Sofia) |  | Tsar Boris III the Unifier | | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Heinrich Haeberlin | | |
 |  | CZECHOSLOVAKIA | (Prague a + Lany s) |  | President Tomas Garrigue Masaryk | | |
 |  | GERMANY | (Berlin a) |  | Reichpresident Paul von Hindenburg | | |
 |  | DENMARK | (Copenhagen) |  | King Christian X | | |
 |  | ESTHONIA | (Tallinn a + Tartu b) |  | Jaan Teemant | | |
 |  | SPAIN | (Madrid) |  | King Alfonso XII | | |
 |  | FINLAND | (Helsinki a + Kultaranta s) |  | President Lauri Kristian Relander | | |
 |  | FRANCE | (Paris) |  | Frederic Francois-Marsal | | |
 |  | GREECE | (Athens a) |  | President Pavlos Theodorou Koundouriotis | | |
 |  | HUNGARY | (Budapest a) |  | Regent Miklos Horthy de Nagybanya | | |
 |  | IRELAND | (Dublin) |  | Tim Healy | | |
 |  | ITALY | (Rome a) |  | King Victor Emmanuel III | | |
 |  | LITHUANIA | (Kaunas) |  | President Kazys Grinius | | |
 |  | LUXEMBURG | (Luxembourg a) |  | Grand Duchess Charlotte | | |
 |  | LATVIA | (Riga) |  | Janis Cakste | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | Queen Wilhelmina | | |
 |  | POLAND | (Warsaw a) |  | Jozef Pilsudski | | |
 |  | PORTUGAL | (Lisbon) |  | President Oscar Carmona | | |
 |  | RUMANIA | (Bucharest) |  | King Ferdinand I | | |
 |  | SWEDEN | (Stockholm) |  | King Gustav V | | |
 |  | SAN MARINO | (San Marino) |  | Captains Regent | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) |  | King George V | | |
 |  | JUGO-SLAVIA | (Belgrade) |  | King Alexander I. the Unifier Karageorgevich | | |
