51 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 |  | |
 |  | ARMENIA | (Erevan) |  | President Serge Sarkisyan |  | |
 |  | AUSTRIA | (Vienna) |  | President Heinz Fischer | | |
 |  | AZERBAIJAN | (Baku) |  | President Iham Aliyev | | |
 |  | BOSNIA AND HERZEGOVINA | (Sarajevo) |  | President Zeljko Komshich | | |
 |  | BELGIUM | (Brussels) |  | King Albert II | | |
 |  | BULGARIA | (Sofia) |  | President Georgi Parvanov | | |
 |  | BELARUS | (Minsk) |  | President Alexander Lukashenko | | |
 |  | CANADA | (Ottawa) |  | Queen Elizabeth II |  | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Micheline Calmy-Rey | | |
 |  | 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 | | |
 |  | NATO | (Brussels) |  | SG Anders Fogh Rasmussen (dk) | | |
 |  | ESTONIA | (Tallinn a + Tartu b) |  | President Toomas Hendrik Ilves | | |
 |  | SPAIN | (Madrid) |  | King Juan Carlos I | | |
 |  | 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 | | |
 |  | ICELAND | (Reykjavik a + Alftanes r) |  | President Olafur Ragnar Grimsson | | |
 |  | ITALY | (Rome a) |  | President Giorgio Napolitano | | |
 |  | KYRGYZSTAN | (Bishkek) |  | Roza Otunbayeva | | |
 |  | KAZAKHSTAN | (Astana a) |  | President Elbashy Nursultan Nazarbayev | | |
 |  | LITHUANIA | (Vilnius) |  | President Dalia Grybauskaite | | |
 |  | LUXEMBOURG | (Luxembourg a) |  | Grand Duke Henri | | |
 |  | LATVIA | (Riga) |  | President Andris Berzins | | |
 |  | MOLDOVA | (Chisinau) |  | Marian Lupu | | |
 |  | MACEDONIA | (Skopje) |  | President Gjorge Ivanov | | |
 |  | MALTA | (Valletta a + Attard r + Siggiewi s) |  | President George Abela |  | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | Queen Beatrix | | |
 |  | NORWAY | (Oslo) |  | King Harald V | | |
 |  | POLAND | (Warsaw a) |  | President Bronislaw Komorowski | | |
 |  | PORTUGAL | (Lisbon) |  | President Anibal Cavaco Silva | | |
 |  | 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 | | |
 |  | INDEPENDENT STATES | (Minsk + Moscow) |  | Secretary Sergey Lebedev | | |
 |  | TAJIKISTAN | (Dushanbe) |  | President Emomali Rakhmonov | | |
 |  | TURKMENISTAN | (Ashgabat) |  | President Arkadag Gurbanguly Berdymukhammedov | | |
 |  | 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 | | |
 |  | UZBEKISTAN | (Tashkent a + Durman r) |  | President Islam Karimov | | |
