46 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 | | |
| | ARGENTINE | (Buenos Ayres a + Olivos r) | | President Agustin Pedro Justo | | |
| | BOLIVIA | (Sucre cj + La Paz eir) | | President Daniel Salamanca Urey | | |
| | COSTA RICA | (San Jose) | | President Ricardo Jimenez Oreamuno | | |
| | CZECHOSLOVAKIA | (Prague a + Lany s) | | President Tomas Garrigue Masaryk | | |
| | SPAIN | (Madrid) | | President Niceto Alcala-Zamora y Torres | | |
| | ALSACE-MOSELLE | (Colmar + Metz + Strasbourg) | | | | |
| | HAYTI | (Port Au Prince) | | President Stenio Vincent | | |
| | ITALY | (Rome a) | | King Victor Emmanuel III | | |
| | LIECHTENSTEIN | (Vaduz) | | Prince Franz I | | |
| | LITHUANIA | (Kaunas) | | President Antanas Smetona | | |
| | LUXEMBURG | (Luxembourg a) | | Grand Duchess Charlotte | | |
| | MONACO | (Monaco q) | | Prince Louis II | | |
| | MALTA | (Valletta a + Casal Attard r + Siggiewi s) | | | | |
| | SAINT JOHN OF JERUSALEM | (Palace of Malta x + Via Condotti b) | | Grandmaster Ludovico Chigi Albani Della Rovere | | |
| | PERU | (Lima) | | President Luis Miguel Sanchez Cerro | | |
| | PHILIPPINE ISLANDS | (Manila a + Baguio City s) | | | | |
| | POLAND | (Warsaw a) | | Jozef Pilsudski | | |
| | PARAGUAY | (Assumption) | | President Jose Patricio Guggiari | | |
| | QUEBEC | (Quebec City) | | | | |
| | EL SALVADOR | (San Salvador) | | President Maximiliano Hernandez Martinez | | |
| | HOLY SEE | (Vatican City) | | Pope Pius XI | | |
| | TEUTONIC ORDER | (Vienna) | | Grandmaster Norbert Klein | | |
| | ARGOVIA | (Aarau) | | | | |
| | APPENZELL-INNER RHODES | (Appenzell) | | | | |
| | APPENZELL-OUTER RHODES | (Herisau + Trogen) | | | | |
| | BERNE | (Berne) | | | | |
| | BASLE-COUNTRY | (Liestal) | | | | |
| | BASLE-CITY | (Basle) | | | | |
| | FRIBOURG | (Fribourg) | | | | |
| | GLARUS | (Glarus) | | | | |
| | GRISONS | (Chur) | | | | |
| | LUCERNE | (Lucerne) | | | | |
| | UNTERWALD-NIDWALD | (Stans) | | | | |
| | UNTERWALD-OBWALD | (Sarnen) | | | | |
| | SAINT GALL | (Saint Gall) | | | | |
| | SHAFFHOUSE | (Shaffhouse) | | | | |
| | SOLOTHURN | (Solothurn) | | | | |
| | SCHWYZ | (Schwyz) | | | | |
| | THURGOVIA | (Frauenfeld) | | | | |
| | TICINO | (Bellenz) | | | | |
| | URI | (Altdorf) | | | | |
| | VAUD | (Lausanne) | | | | |
| | VALAIS | (Sitten) | | | | |
| | ZOUG | (Zoug) | | | | |
| | ZURICH | (Zurich) | | | | |