29 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 Joan Enric Vives Sicilia | | |
| | ALBANIA | (Tirana) | | President Ilir Meta | | |
| | BOSNIA AND HERZEGOVINA | (Sarajevo) | | President Zeljko Komshich | | |
| | CYPRUS | (Nicosia) | | President Nicos Anastasiades | | |
| | ALGERIA | (Algiers a + El Biar d + El Mouradia r) | | State President Abdelkader Bensalah | | |
| | EGYPT | (Cairo a + Alexandria r + Almasa New Capital City f) | | President Abdel Fattah el-Sisi | | |
| | FRANCE | (Paris) | | President Emmanuel Macron | | |
| | GREECE | (Athens a) | | President Prokopis Pavlopoulos | | |
| | CROATIA | (Zagreb) | | President Kolinda Grabar-Kitarovich | | |
| | ISRAEL | (Jerusalem aru + Tel Aviv-Jaffa in) | | President Reuven Rivlin | | |
| | ITALY | (Rome a) | | President Sergio Mattarella | | |
| | JORDAN | (Amman) | | King Abdullah II | | |
| | LEBANON | (Beirut a + Baabda r + Hadeth d) | | President Michel Aoun | | |
| | LIBYA | (Tripoli a) | | Fayez El-Sarraj | | |
| | MOROCCO | (Rabat a) | | King Muhammad VI | | |
| | MONACO | (Monaco q) | | Prince Albert II | | |
| | MONTENEGRO | (Podgoritsa a + Cetinje hr) | | President Milo Djukanovich | | |
| | NORTH MACEDONIA | (Skopje) | | President Stevo Pendarovski | | |
| | MAURITANIA | (Nouakchott) | | President Mohamed Ould Ghazouani | | |
| | MALTA | (Valletta a + Attard r + Siggiewi s) | | President George Vella | | |
| | PALESTINE | (Ramallah qr + (East Jerusalem)) | | President Mahmoud Abbas | | |
| | PORTUGAL | (Lisbon) | | President Marcelo Rebelo de Sousa | | |
| | ROMANIA | (Bucharest) | | President Klaus Iohannis | | |
| | SERBIA | (Belgrade) | | President Alexandar Vuchich | | |
| | SLOVENIA | (Ljubljana) | | President Borut Pahor | | |
| | SAN MARINO | (San Marino) | | Captains Regent | | |
| | SYRIA | (Damascus) | | President Bashar Al-Assad | | |
| | TUNISIA | (Tunis a + Bardois df) | | Mohamed Ennaceur | | |
| | TURKEY | (Ankara a) | | President Recep Tayyip Erdogan | | |