35 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. ] :
| | AUSTRIA | (Vienna) | | President Rudolf Kirchschlaeger | | |
| | BELGIUM | (Brussels) | | King Baudoin I | | |
| | BULGARIA | (Sofia) | | Todor Zhivkov | | |
| | CANADA | (Ottawa) | | Queen Elizabeth II | | |
| | SWITZERLAND | (Berne lq + Lausanne j) | | President Kurt Furgler | | |
| | CYPRUS | (Nicosia) | | President Spyros Kyprianou | | |
| | CZECHOSLOVAKIA | (Prague a) | | Gustav Husak | | |
| | EAST GERMANY | (East Berlin) | | Erich Honecker | | |
| | WEST GERMANY | (Bonn ar + Karlsruhe d) | | Bundespresident Richard von Weizsaecker | | |
| | DENMARK | (Copenhagen) | | Queen Margaret II | | |
| | SPAIN | (Madrid) | | King Juan Carlos I | | |
| | FINLAND | (Helsinki a + Kultaranta s) | | President Mauno Koivisto | | |
| | FRANCE | (Paris) | | President Francois Mitterrand | | |
| | GREECE | (Athens a) | | President Christos Sartzetakis | | |
| | HUNGARY | (Budapest a) | | Janos Kadar | | |
| | IRELAND | (Dublin) | | President Patrick John Hillery | | |
| | ICELAND | (Reykjavik a + Alftanes r) | | President Vigdis Finnbogadottir | | |
| | ITALY | (Rome a) | | President Sandro Pertini | | |
| | LIECHTENSTEIN | (Vaduz) | | Prince Franz Joseph II | | |
| | LUXEMBOURG | (Luxembourg a) | | Grand Duke Jean | | |
| | MONACO | (Monaco q) | | Prince Rainier III | | |
| | MALTA | (Valletta a + Attard r + Siggiewi s) | | President Agatha Barbara | | |
| | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) | | Queen Beatrix | | |
| | NORWAY | (Oslo) | | King Olav V | | |
| | POLAND | (Warsaw a) | | Wojciech Jaruzelski | | |
| | PORTUGAL | (Lisbon) | | President Antonio Ramalho Eanes | | |
| | ROMANIA | (Bucharest) | | Nicolae Ceausescu | | |
| | SWEDEN | (Stockholm) | | King Charles XVI Gustav | | |
| | SAN MARINO | (San Marino) | | Captains Regent | | |
| | SOVIET UNION | (Moscow) | | Mikhail Gorbachev | | |
| | TURKEY | (Ankara a) | | President Kenan Evren | | |
| | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
| | AMERICA | (Washington-District of Columbia) | | President Ronald Reagan | | |
| | HOLY SEE | (Vatican City) | | Pope John Paul II | | |
| | YUGOSLAVIA | (Belgrade) | | President Vidoje Zarkovich | | |