94 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 + Al Karama f) |  | President Sheikh Zayed II bin Sultan Al Nahyan |  | |
 |  | AFGHANISTAN | (Kabul) |  | President Sardar Mohammad Daud Khan | | |
 |  | AFRICAN UNITY | (Addis Ababa) |  | SG William Eteki (cm) |  | |
 |  | ARGENTINE | (Buenos Aires a + Olivos r) |  | President Isabel Peron |  | |
 |  | AUSTRIA | (Vienna) |  | President Rudolf Kirchschlaeger |  | |
 |  | BELGIUM | (Brussels) |  | King Baudoin I | | |
 |  | UPPER VOLTA | (Ouagadougou) |  | General Aboubakar Sangoule Lamizana | | |
 |  | BULGARIA | (Sofia) |  | Todor Zhivkov | | |
 |  | BURUNDI | (Bujumbura) |  | President Michel Micombero | | |
 |  | DAHOMEY | (Porto Novo a + Cotonou ilnqr) |  | President Mathieu Kerekou | | |
 |  | BRAZIL | (Brasilia) |  | President Ernesto Geisel | | |
 |  | BOTSWANA | (Gaborone) |  | President Seretse Khama | | |
 |  | ZAIRE | (Kinshasa a) |  | President Mobutu Sese Seko | | |
 |  | CENTRAL-AFRICAN | (Bangui) |  | President Jean-Bedel Bokassa | | |
 |  | CONGO-BRAZZAVILLE | (Brazzaville a) |  | President Marien Ngouabi | | |
 |  | IVORY COAST | (Abidjan a) |  | President Felix Houphouet-Boigny | | |
 |  | CAMEROON | (Yaounde) |  | President Ahmadou Ahidjo | | |
 |  | COLOMBIA | (Bogota) |  | President Alfonso Lopez Michelsen | | |
 |  | COSTA RICA | (San Jose) |  | President Daniel Oduber Quiros |  | |
 |  | CUBA | (Havana) |  | Supreme Leader Fidel Castro | | |
 |  | WEST GERMANY | (Bonn ar + Karlsruhe d) |  | Bundespresident Walter Scheel | | |
 |  | DENMARK | (Copenhagen) |  | Queen Margaret II | | |
 |  | ALGERIA | (Algiers a + El Biar d + El Mouradia r) |  | President Houari Boumedienne | | |
 |  | ECUADOR | (San Francisco of Quito) |  | President General Guillermo Rodriguez Lara | | |
 |  | EGYPT | (Cairo a + Alexandria r) |  | President Anwar El-Sadat | | |
 |  | SPAIN | (Madrid) |  | Caudillo Francisco Franco | | |
 |  | ETHIOPIA | (Addis Ababa) |  | Tafari Benti | | |
 |  | FINLAND | (Helsinki a + Kultaranta s) |  | President Urho Kekkonen | | |
 |  | GABON | (Libreville) |  | President Omar Bongo | | |
 |  | GHANA | (Accra) |  | General Ignatius Kutu Acheampong | | |
 |  | GAMBIA | (Banjul) |  | President Sir Dawda Jawara | | |
 |  | GUINEA | (Conakry) |  | President Ahmed Sekou Toure | | |
 |  | EQUATORIAL GUINEA | (Malabo a) |  | President Francisco Macias Nguema | | |
 |  | GREECE | (Athens a) |  | President Constantine Tsatsos | | |
 |  | GUATEMALA | (Guatemala City) |  | President Kjell Eugenio Laugerud Garcia | | |
 |  | HONDURAS | (Tegucigalpa a + Comayaguela c) |  | Juan Alberto Melgar Castro | | |
 |  | HAITI | (Port Au Prince) |  | President Jean-Claude Duvalier Baby Doc | | |
 |  | INDONESIA | (Jakarta a + Bogor r + Chipanas r + Yogyakarta r + Tampaksiring r) |  | President Suharto | | |
 |  | INDIA | (New Delhi a + Simla s + Bolarum w) |  | President Fakhruddin Ali Ahmed | | |
 |  | IRELAND | (Dublin) |  | President Cearbhall O. Dalaigh | | |
 |  | IRAQ | (Baghdad) |  | President Ahmad Hassan al-Bakr | | |
 |  | ITALY | (Rome a) |  | President Giovanni Leone | | |
 |  | JAMAICA | (Kingston) |  | Queen Elizabeth II | | |
 |  | JAPAN | (Tokyo) |  | Emperor Hirohito | | |
 |  | KENYA | (Nairobi) |  | President Jomo Kenyatta | | |
 |  | KUWAIT | (Kuwait City) |  | Emir Sheikh Sabah III Al Salim Al Sabah | | |
 |  | LAOS | (Vientiane a + Luangphrabang r) |  | King Savang Vatthana | | |
 |  | SRI LANKA | (Colombo a + Kandy r) |  | President William Gopallawa | | |
 |  | LESOTHO | (Maseru) |  | King Moshoeshoe II | | |
 |  | LUXEMBOURG | (Luxembourg a) |  | Grand Duke Jean | | |
 |  | MOROCCO | (Rabat a) |  | King Hassan II | | |
 |  | MADAGASCAR | (Tananarive) |  | Didier Ratsiraka | | |
 |  | MALI | (Bamako) |  | President Moussa Traore | | |
 |  | BURMA | (Rangoon a) |  | President Ne Win | | |
 |  | MAURITANIA | (Nouakchott) |  | President Moktar Ould Daddah | | |
 |  | MEXICO | (Mexico City) |  | President Luis Echeverria Alvarez | | |
 |  | MALDIVES | (Male) |  | President Ibrahim Nasir | | |
 |  | MALAWI | (Lilongwe a + Zomba b) |  | President Hastings Banda | | |
 |  | MALAYSIA | (Kuala Lumpur) |  | Sultan Abdul Halim Muadzam Shah | | |
 |  | NIGER | (Niamey) |  | President Seyni Kountche | | |
 |  | NIGERIA | (Lagos a) |  | Murtala Mohammed | | |
 |  | NICARAGUA | (Managua) |  | President Anastasio Somoza Debayle | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | Queen Juliana | | |
 |  | NORWAY | (Oslo) |  | King Olav V | | |
 |  | NEPAL | (Kathmandu) |  | Maharajah Birendra Bir Bikram Shah Dev | | |
 |  | PERU | (Lima) |  | President Juan Velasco Alvarado | | |
 |  | PHILIPPINES | (Quezon City a + Manila lr + Baguio City s) |  | President Ferdinand Marcos | | |
 |  | PAKISTAN | (Islamabad) |  | President Fazal Elahi Chaudhry | | |
 |  | PORTUGAL | (Lisbon) |  | President Francisco da Costa Gomes | | |
 |  | RWANDA | (Kigali) |  | President Juvenal Habyarimana | | |
 |  | SAUDI ARABIA | (Riyadh) |  | King Khalid | | |
 |  | SUDAN | (Khartoum) |  | President Gaafar Muhammad Numairy | | |
 |  | SWEDEN | (Stockholm) |  | King Charles XVI Gustav | | |
 |  | SINGAPORE | (Singapore) |  | President Benjamin Henry Sheares | | |
 |  | SIERRA LEONE | (Freetown) |  | President Siaka Stevens | | |
 |  | SENEGAL | (Dakar) |  | President Leopold Sedar Senghor | | |
 |  | SOMALIA | (Mogadishu) |  | President Muhammad Siad Barre | | |
 |  | SOVIET UNION | (Moscow) |  | Leonid Brezhnev | | |
 |  | SYRIA | (Damascus) |  | President Hafez Al-Assad | | |
 |  | SWAZILAND | (Mbabane aj + Lobamba lr) |  | King Sobhuza II | | |
 |  | CHAD | (Ndjamena) |  | Felix Malloum | | |
 |  | TOGO | (Lome) |  | President Gnassingbe Eyadema | | |
 |  | THAILAND | (Bangkok) |  | King Rama IX Bhumibol Adulyadej | | |
 |  | TUNISIA | (Tunis) |  | President Habib Bourguiba | | |
 |  | TRINIDAD AND TOBAGO | (Port-of-Spain) | | Queen Elizabeth II | | |
 |  | TANZANIA | (Dar Es Salaam a + Dodoma f) |  | President Julius Nyerere | | |
 |  | UGANDA | (Kampala a + Entebbe r) |  | President Idi Amin Dada | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
 |  | VENEZUELA | (Caracas) |  | President Carlos Andres Perez | | |
 |  | WESTERN SAMOA | (Apia) |  | Malietoa Tanumafili II |  | |
 |  | CARICOM | (Georgetown) |  | SG Sir Alister McIntyre (gd) | | |
 |  | NORTH YEMEN | (Sanaa) |  | President Ibrahim Muhammad al-Hamadi | | |
 |  | YUGOSLAVIA | (Belgrade) |  | President Josip Broz Tito | | |
 |  | ZAMBIA | (Lusaka) |  | President Kenneth Kaunda | | |
