72 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. ] :
| | ALBANIA | (Tirana) | | President Bamir Topi | | |
| | ARGENTINE | (Buenos Aires a + Olivos r) | | President Cristina Fernandez de Kirchner | | |
| | AUSTRIA | (Vienna) | | President Heinz Fischer | | |
| | AUSTRALIA | (Canberra) | | Quentin Bryce | | |
| | BOSNIA AND HERZEGOVINA | (Sarajevo) | | President Nebojsha Radmanovich | | |
| | BELGIUM | (Brussels) | | King Albert II | | |
| | BULGARIA | (Sofia) | | President Georgi Parvanov | | |
| | BRAZIL | (Brasilia) | | President Dilma Rousseff | | |
| | BELARUS | (Minsk) | | President Alexander Lukashenko | | |
| | CANADA | (Ottawa) | | Queen Elizabeth II | | |
| | SWITZERLAND | (Berne lq + Lausanne j) | | President Micheline Calmy-Rey | | |
| | CHILE | (Santiago of Chile a + Valparaiso l + Vina del Mar s) | | President Sebastian Pinera | | |
| | CHINA | (Beijing) | | Hu Jintao | | |
| | COSTA RICA | (San Jose) | | President Laura Chinchilla Miranda | | |
| | CYPRUS | (Nicosia) | | President Dimitris Christofias | | |
| | CZECHIA | (Prague elr + Brno dj + Lany r) | | President Vaclav Klaus | | |
| | GERMANY | (Berlin ar + Bonn lr + Karlsruhe d) | | Bundespresident Christian Wulff | | |
| | DENMARK | (Copenhagen) | | Queen Margaret II | | |
| | ECUADOR | (San Francisco of Quito) | | President Rafael Correa Delgado | | |
| | ESTONIA | (Tallinn a + Tartu b) | | President Toomas Hendrik Ilves | | |
| | EGYPT | (Cairo a + Alexandria r) | | Mohamed Hussein Tantawi | | |
| | SPAIN | (Madrid) | | King Juan Carlos I | | |
| | EUROPEAN UNION | (Brussels a + Luxembourg j + Strasbourg l) | | President Jose Manuel Barroso | | |
| | FINLAND | (Helsinki a + Kultaranta s) | | President Tarja Halonen | | |
| | FRANCE | (Paris) | | President Nicolas Sarkozy | | |
| | GEORGIA | (Tbilisi a + Batumi d) | | President Mikheil Saakashvili | | |
| | GREECE | (Athens a) | | President Karolos Papoulias | | |
| | CROATIA | (Zagreb) | | President Ivo Josipovich | | |
| | HUNGARY | (Budapest a) | | President Pal Schmitt | | |
| | IRELAND | (Dublin) | | President Mary McAleese | | |
| | ISRAEL | (Jerusalem aru + Tel Aviv-Jaffa in) | | President Shimon Peres | | |
| | INDIA | (New Delhi a + Simla s + Bolarum w) | | President Pratibha Patil | | |
| | ICELAND | (Reykjavik a + Alftanes r) | | President Olafur Ragnar Grimsson | | |
| | ITALY | (Rome a) | | President Giorgio Napolitano | | |
| | JORDAN | (Amman) | | King Abdullah II | | |
| | JAPAN | (Tokyo) | | Emperor Akihito | | |
| | SOUTH KOREA | (Seoul a + Sejong f) | | President Lee Myung-Bak | | |
| | SRI LANKA | (Sri Jayewardenepura Kotte al + Colombo ejnr + Kandy r) | | President Mahinda Rajapaksa | | |
| | LITHUANIA | (Vilnius) | | President Dalia Grybauskaite | | |
| | LUXEMBOURG | (Luxembourg a) | | Grand Duke Henri | | |
| | LATVIA | (Riga) | | President Valdis Zatlers | | |
| | MOROCCO | (Rabat a) | | King Muhammad VI | | |
| | MONACO | (Monaco q) | | Prince Albert II | | |
| | MONTENEGRO | (Podgoritsa a + Cetinje hr) | | President Filip Vujanovich | | |
| | MACEDONIA | (Skopje) | | President Gjorge Ivanov | | |
| | MALTA | (Valletta a + Attard r + Siggiewi s) | | President George Abela | | |
| | MAURITIUS | (Port Louis a + Reduit in Moka r) | | President Sir Anerood Jugnauth | | |
| | MEXICO | (Mexico City) | | President Felipe Calderon | | |
| | MALAYSIA | (Putrajaya aj + Kuala Lumpur ejlry) | | Sultan Mizan Zainal Abidin | | |
| | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) | | Queen Beatrix | | |
| | NORWAY | (Oslo) | | King Harald V | | |
| | NEW ZEALAND | (Wellington) | | Queen Elizabeth II | | |
| | PANAMA | (Panama City) | | President Ricardo Martinelli | | |
| | PERU | (Lima a + Arequipa d + Cusco h) | | President Alan Garcia | | |
| | PHILIPPINES | (Manila acr + Quezon City b + Pasay City b) | | President Benigno Aquino III | | |
| | POLAND | (Warsaw a) | | President Bronislaw Komorowski | | |
| | PORTUGAL | (Lisbon) | | President Anibal Cavaco Silva | | |
| | PARAGUAY | (Assumption) | | President Fernando Lugo | | |
| | ROMANIA | (Bucharest) | | President Traian Basescu | | |
| | SERBIA | (Belgrade) | | President Boris Tadich | | |
| | RUSSIA | (Moscow a + Saint Petersburg d) | | President Dmitry Medvedev | | |
| | SWEDEN | (Stockholm) | | King Charles XVI Gustav | | |
| | SLOVENIA | (Ljubljana) | | President Danilo Turk | | |
| | SLOVAKIA | (Bratislava a + Kosice d) | | President Ivan Gasparovic | | |
| | SURINAME | (Paramaribo) | | President Desi Bouterse | | |
| | TURKEY | (Ankara a) | | President Abdullah Gul | | |
| | UKRAINE | (Kiev) | | President Viktor Yanukovich | | |
| | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
| | AMERICA | (Washington-District of Columbia) | | President Barack Obama | | |
| | URUGUAY | (Montevideo) | | President Jose Mujica | | |
| | VENEZUELA | (Caracas) | | President Hugo Chavez | | |
| | SOUTH AFRICA | (Pretoria ae + Cape Town l + Bloemfontein j + Johannesburg d) | | President Jacob Zuma | | |