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African Development Bank: President: Donald Kaberuka, Rwanda (2005)
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African Union: Chairperson: Muammar al-Gaddafi, Libya (2009-2010) , Bingu wa Mutharika, Malawi (2010)
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African, Caribbean and Pacific Group of States (ACP): Dr. Mohamed Ibn Chambas (Ghana) (Since March 4, 2010)
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Andean Community: Secretary-General: Freddy Ehlers Zurita (Ecuador), (2007)
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Antarctic Treaty : Executive Secretary: Jan Huber, Netherlands (2004)
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Arab League: Secretary-General: Amr Moussa, Egypt (2001)
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Arab Maghreb Union : Secretary-General: Habib Ben Yahia, Tunisia (2006)
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Asian Development Bank: President: Haruhiko Kuroda, Japan (2005)
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Asian Football Confederation (AFC) : President: Mohamed bin Hammam, Qatar (2002)
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Asia-Pacific Economic Cooperation (APEC) : Executive Director: Tran Trong Toan, Vietnam (2006)
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Association of Southeast Asian Nations (ASEAN): Secretary-General: Surin Pitsuwan, Thailand (2008)
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Caribbean Community: Secretary-General: Edwin Carrington, Trinidad and Tobago (1992)
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Central American Parliament: President: Julio Palacios, Panama (2005)
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Colombo Plan: Secretary-General: Patricia Yoon-Moi Chia, Malaysia (2007)
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Common Market of East and Southern Africa (COMESA): Secretary-General: Sindiso Ngwenya, Kenya (2008)
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Commonwealth of Independent States : Executive Secretary: Sergei Lebedev, Russia (2007)
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Commonwealth of Nations: Head: Queen Elizabeth II (1952) , Secretary-General: Kamalesh Sharma, India (2008)
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Council of Europe : Secretary General: Thorbjørn Jagland, Norway (2009)
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East African Community: Secretary-General: Juma Volter Mwapachu, Tanzania (2006)
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European Bank for Reconstruction and Development : President: Thomas Mirow, Germany (2008)
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European Free Trade Association: Secretary-General: Kåre Bryn, Norway (2006)
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European Ombudsman: Nikiforos Diamandouros, Greece (2003)
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Food and Agriculture Organization : Director-General: Jacques Diouf, Senegal (1994)
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Group of Eight (G8) : President (informal): Stephen Harper, Canada (2010)
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Gulf Cooperation Council : Secretary-General: Abdul Rahman ibn Hamad al-Attiyah, Qatar (2002)
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European Council President: Herman Van Rompuy (2009)
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Indian Ocean Commission : Secretary-General: Monique Andreas Esoavekomandroso, Madagascar (2004)
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Inter-American Development Bank (IADB) : President: Luis Alberto Moreno, Colombia (2005)
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International Atomic Energy Agency : Director-General: Yukiya Amano, Japan (2009)
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International Civil Aviation Organization : President of the Council: Roberto Kobeh Gonzalez, Mexico (2006)
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International Committee of the Red Cross : President: Jakob Kellenberger, Switzerland (2000)
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International Court of Justice : President: Rosalyn Higgins, United Kingdom (2006)
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International Criminal Court : President: Song Sang-Hyun, South Korea (2009)
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International Criminal Police Organization (Interpol) : Secretary-General: Ronald Noble, United States (2000) President: Khoo Boon Hui, Singapore (2008)
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International Federation of Red Cross and Red Crescent Societies : President: Juan Manuel Suárez del Toro Rivero, Spain (2001)
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International Labour Organization : Director-General: Juan Somavia, Chile (1999)
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International Maritime Organization : Secretary-General: Efthimios E. Mitropoulos, Greece (2004)
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International Monetary Fund : Managing Director: Dominique Strauss-Kahn, France (2007)
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International Olympic Committee (IOC) : President: Jacques Rogge, Belgium (2001)
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International Organization for Migration (IOM) : Director-general: William Lacy Swing, United States (2008)
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International Rugby Board (IRB) : President: Syd Millar, Ireland (2003)
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International Telecommunication Union : Secretary-General: Hamadoun Touré, Mali (2007)
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Islamic Development Bank (IDB) : President: Ahmad Mohamed Ali, Saudi Arabia (1975)
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Union of European Football Associations (UEFA) : President: Michel Platini, France (2007)
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Non-Aligned Movement (NAM) : Chairman: Hosni Mubarak, Egypt (2009)
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Nordic Council : Secretary-General: Jan-Erik Enestam, Finland (2007)
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North Atlantic Treaty Organisation : Secretary-General: Anders Fogh Rasmussen, Denmark (2009)
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Organisation for Economic Co-operation and Development (OECD): Secretary-General: José Ángel Gurría, Mexico (2006)
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Organisation of Eastern Caribbean States : Director-General: Len Ishmael, Saint Lucia (2003)
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Organization for Security and Co-operation in Europe (OSCE) : Secretary-General: Marc Perrin de Brichambaut, France (2005)
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Organization of Petroleum Exporting Countries (OPEC) : Secretary-General: Edmund Daukoru, Nigeria, acting (2006)
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Organization of the Islamic Conference: Secretary-General: Ekmeleddin Ihsanoglu, Turkey (2005)
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Pacific Community : Director-General: Jimmie Rodgers, Solomon Islands (2006)
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Pacific Islands Forum : Secretary-General: Tuiloma Neroni Slade, Samoa (2008)
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President of the European Central Bank: Jean-Claude Trichet, France (2003)
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President of the European Commission: José Manuel Barroso, Portugal (2004)
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President of the European Court of Auditors: Hubert Weber, Austria (2005)
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President of the European Court of Human Rights: Jean-Paul Costa, France (2007)
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President of the European Court of Justice (ECJ): Vassilios Skouris, Greece (2003)
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President of the European Investment Bank (EIB): Philippe Maystadt, Belgium (2000)
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President of the European Parliament: Josep Borrell, Spain (2004)
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President of the Pan-African Parliament: Idriss Ndele Moussa, Chad (2009)
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President of the Parliamentary Assembly of the Council of Europe (PACE): Lluís Maria De Puig, Spain (2008)
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Secretary-General of the Council and High Representative for the Common Foreign and Security Policy: Javier Solana, Spain (1999)
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Shanghai Cooperation Organization (SCO) : Secretary-General: Bolat Nurgaliyev, Kazakhistan (2007)
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South Asian Association for Regional Cooperation (SAARC) : Secretary General : Sheel Kant Sharma
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South Asian Association for Regional Cooperation (SAARC) : Chairman: Mahinda Rajapaksa
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Southern African Development Community : Executive Secretary: Tomaz Salomão, Mozambique (2005)
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Southern Cone Common Market (Mercosur) : Director of the Executive Secretariat: Reginaldo Braga Arcuri, Brazil (2003)
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UN President of the General Assembly: Miguel d’Escoto Brockmann, Nicaragua (2008)
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Union of South American Nations (Unasur/Unasul) : President: Rafael Correa, Ecuador (2009)
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United Nations Children’s Fund (UNICEF) : Executive Director: Ann Veneman, United States (2005)
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United Nations Educational, Scientific and Cultural Organization (UNESCO) : Director-General: Irina Bokova, Bulgaria (2009)
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United Nations High Commissioner for Human Rights : High Commissioner: Louise Arbour, Canada (2004)
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United Nations High Commissioner for Refugees (UNHCR) : High Commissioner: António Guterres, Portugal (2005)
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United Nations Industrial Development Organization (UNIDO) : Director-general: Carlos Alfredo Magariños, Argentina (2005)
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United Nations Secretary : General: Ban Ki Moon, South Korea (2007)
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Universal Postal Union : Director-General: Édouard Dayan, France (2005)
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Unrepresented Nations and Peoples Organization (UNPO) : Secretary-General: Marino Busdachin, Italy (2003)
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Western European Union : Secretary-General: Javier Solana, Spain (1999)
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World Bank : President: Robert Zoellick, United States (2007)
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World Food Programme (WFP) : Executive Director: James T. Morris, United States (2002)
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World Health Organization (WHO) : Director-General: Margaret Chan, China (acting) (2007)
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World Intellectual Property Organization (WIPO) : Director-General: Francis Gurry (2008)
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World Meteorological Organization (WMO) : President: Alexander Bedritsky, Russia (2003)
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World Tourism Organization (UNWTO) : Secretary-General : Francesco Frangialli, France (1996)
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World Trade Organization (WTO) : Director-General: Pascal Lamy, France (2005)