81 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. ] :
 |  | UNITED ARAB EMIRATES | (Abu Dhabi ar) |  | President Sheikh Khalifa bin Zayed Al Nahyan |  | |
 |  | ANGOLA | (Luanda) |  | President Jose Eduardo dos Santos |  | |
 |  | ARGENTINE | (Buenos Aires a + Olivos r) |  | President Mauricio Macri |  | |
 |  | AUSTRIA | (Vienna) |  | President Alexander Van der Bellen |  | |
 |  | BELGIUM | (Brussels) |  | King Philippe | | |
 |  | BURKINA FASO | (Ouagadougou) |  | President Roch Marc Christian Kabore | | |
 |  | BURUNDI | (Bujumbura) |  | President Pierre Nkurunziza | | |
 |  | BENIN | (Porto Novo a + Cotonou ilnqr) |  | President Patrice Talon | | |
 |  | BRAZIL | (Brasilia) |  | President Michel Temer | | |
 |  | BOTSWANA | (Gaborone) |  | President Seretse Ian Khama | | |
 |  | CANADA | (Ottawa) |  | Queen Elizabeth II |  | |
 |  | CONGO-KINSHASA | (Kinshasa a) |  | President Joseph Kabila | | |
 |  | CENTRAL-AFRICA | (Bangui) |  | President Faustin-Archange Touadera | | |
 |  | CONGO-BRAZZAVILLE | (Brazzaville a + Pointe Noire n) |  | President Denis Sassou-Nguesso | | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Doris Leuthard | | |
 |  | COTE D´IVOIRE | (Yamoussoukro a + Abidjan dln) |  | President Alassane Ouattara | | |
 |  | CAMEROON | (Yaounde) |  | President Paul Biya | | |
 |  | CHINA | (Beijing) |  | Xi Jinping | | |
 |  | CABO VERDE | (Praia) |  | President Jorge Carlos Fonseca | | |
 |  | GERMANY | (Berlin ar + Bonn lr + Karlsruhe d) |  | Bundespresident Frank-Walter Steinmeier | | |
 |  | DJIBOUTI | (Djibouti) |  | President Ismail Omar Guelleh | | |
 |  | DENMARK | (Copenhagen) |  | Queen Margaret II | | |
 |  | ALGERIA | (Algiers a + El Biar d + El Mouradia r) |  | President Abdelaziz Bouteflika | | |
 |  | EGYPT | (Cairo a + Alexandria r) |  | President Abdel Fattah el-Sisi | | |
 |  | ERITREA | (Asmara) |  | President Isaias Afewerki | | |
 |  | SPAIN | (Madrid) |  | King Philip VI | | |
 |  | ETHIOPIA | (Addis Ababa) |  | President Mulatu Teshome Wirtu | | |
 |  | FINLAND | (Helsinki a + Kultaranta s) |  | President Sauli Niinisto | | |
 |  | FRANCE | (Paris) |  | President Emmanuel Macron | | |
 |  | GABON | (Libreville) |  | President Ali Ben Bongo Ondimba | | |
 |  | GHANA | (Accra) |  | President Nana Addo Dankwa Akufo-Addo | | |
 |  | GAMBIA | (Banjul) |  | President Adama Barrow | | |
 |  | GUINEA | (Conakry) |  | President Alpha Conde | | |
 |  | EQUATORIAL GUINEA | (City of Peace fl + Malabo a) |  | President Teodoro Obiang Nguema Mbasogo | | |
 |  | GUINEA-BISSAU | (Bissau) |  | President Jose Mario Vaz | | |
 |  | INDIA | (New Delhi a + Simla s + Bolarum w) |  | President Ram Nath Kovind | | |
 |  | ITALY | (Rome a) |  | President Sergio Mattarella | | |
 |  | JAPAN | (Tokyo) |  | Emperor Akihito | | |
 |  | KENYA | (Nairobi) |  | President Uhuru Kenyatta | | |
 |  | COMOROS | (Moroni) |  | President Azali Assoumani | | |
 |  | SOUTH KOREA | (Seoul adknr + Sejong b) |  | President Moon Jae-In | | |
 |  | KUWAIT | (Kuwait City) |  | Emir Sheikh Sabah IV Al Ahmad Al Jabir Al Sabah | | |
 |  | LIBERIA | (Monrovia) |  | President Ellen Johnson-Sirleaf | | |
 |  | LESOTHO | (Maseru) |  | King Letsie III | | |
 |  | LUXEMBOURG | (Luxembourg a) |  | Grand Duke Henri | | |
 |  | LIBYA | (Tripoli a) |  | Fayez El-Sarraj | | |
 |  | MOROCCO | (Rabat a) |  | King Muhammad VI | | |
 |  | MADAGASCAR | (Tananarive) |  | President Hery Rajaonarimampianina | | |
 |  | MALI | (Bamako) |  | President Ibrahim Boubacar Keita | | |
 |  | MAURITANIA | (Nouakchott) |  | President Mohamed Ould Abdelaziz | | |
 |  | MAURITIUS | (Port Louis a + Reduit in Moka r) |  | President Ameenah Gurib-Fakim | | |
 |  | MALAWI | (Lilongwe) |  | President Peter Mutharika | | |
 |  | MOZAMBIQUE | (Maputo) |  | President Filipe Nyusi | | |
 |  | NAMIBIA | (Windhoek) |  | President Hage Geingob | | |
 |  | NIGER | (Niamey) |  | President Mahamadou Issoufou | | |
 |  | NIGERIA | (Abuja a) |  | President Muhammadu Buhari | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | King Willem-Alexander | | |
 |  | NORWAY | (Oslo) |  | King Harald V | | |
 |  | PORTUGAL | (Lisbon) |  | President Marcelo Rebelo de Sousa | | |
 |  | RWANDA | (Kigali) |  | President Paul Kagame | | |
 |  | SAUDI ARABIA | (Riyadh) |  | King Salman | | |
 |  | SEYCHELLES | (Port Victoria) |  | President Danny Faure | | |
 |  | SUDAN | (Khartoum) |  | President Omar Al-Bashir | | |
 |  | SWEDEN | (Stockholm) |  | King Charles XVI Gustav | | |
 |  | SIERRA LEONE | (Freetown) |  | President Ernest Bai Koroma | | |
 |  | SENEGAL | (Dakar) |  | President Macky Sall | | |
 |  | SOMALIA | (Mogadishu-Hamar Weyne) |  | President Mohamed Abdullahi Mohamed Farmajo | | |
 |  | SOUTH SUDAN | (Juba a + Ramshiel f) |  | President Salva Kiir Mayardit | | |
 |  | SAO TOME AND PRINCIPE | (Sao Tome) |  | President Evaristo Carvalho | | |
 |  | SWAZILAND | (Mbabane aj + Lobamba lr) |  | King Mswati III | | |
 |  | CHAD | (Ndjamena) |  | President Idriss Deby Itno | | |
 |  | TOGO | (Lome) |  | President Faure Gnassingbe | | |
 |  | TUNISIA | (Tunis a + Bardois df) |  | President Mohamed Beji Caid Essebsi | | |
 |  | TURKEY | (Ankara a) |  | President Recep Tayyip Erdogan | | |
 |  | TANZANIA | (Dodoma City al + Dar Es Salaam jnqr) |  | President John Magufuli | | |
 |  | UGANDA | (Kampala a + Entebbe r) |  | President Yoweri Museveni | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Donald Trump | | |
 |  | SOUTH AFRICA | (Pretoria ae + Cape Town l + Bloemfontein j + Johannesburg d) |  | President Jacob Zuma | | |
 |  | ZAMBIA | (Lusaka) |  | President Edgar Lungu | | |
 |  | ZIMBABWE | (Harare) |  | President Robert Mugabe | | |
