Organization Title Leader Country In office Ref African, Caribbean and Pacific Group of States (ACP) Secretary-general Mohamed Ibn Chambas Ghana 2010–2013 [ 33] [ 34] Alhaji Muhammad Mumuni 2013-2015 [ 35] African Union Chairperson Thomas Boni Yayi Benin 2012-2013 [ 36] Hailemariam Desalegn Ethiopia 2013-2014 [ 37] Chairperson of the Commission Nkosazana Dlamini-Zuma South Africa 2012–2017 [ 38] President of the Pan-African Parliament Bethel Nnaemeka Amadi Nigeria 2012–2015 [ 39] Andean Community Secretary-general Adalid Contreras Baspineiro Bolivia 2010-2011 (interim), 2011-2013 [ 40] [ 41] [ 42] Pablo Guzmán Laugier 2013-2016 [ 43] Arab League Secretary-general Nabil Elaraby Egypt 2011–2016 [ 44] Arab Maghreb Union Secretary-general Habib Ben Yahia Tunisia 2006–2016 [ 45] [ 46] Asia-Pacific Economic Cooperation (APEC) Executive director Alan Bollard New Zealand 2013-2018 [ 47] Association of Southeast Asian Nations (ASEAN) Secretary-general Lê Lương Minh Vietnam 2013-2017 [ 48] Caribbean Community Secretary-general Irwin LaRocque Dominica 2011-2021 [ 49] Central American Parliament President Leonel Búcaro El Salvador 2012-2013 [ 50] Paula Rodríguez Guatemala 2013-2014 [ 51] Common Market of East and Southern Africa (COMESA) Secretary-general Sindiso Ngwenya Zimbabwe 2008-2018 [ 52] [ 53] Commonwealth of Nations Head Queen Elizabeth II United Kingdom 1952–present [ 54] [ 55] Secretary-general Kamalesh Sharma India 2008-2016 [ 56] Commonwealth of Independent States Executive secretary Sergei Lebedev Russia 2007–present [ 57] [ 58] Council of Europe Secretary General Thorbjørn Jagland Norway 2009-2019 [ 59] [ 60] President of the Parliamentary Assembly of the Council of Europe (PACE) Jean-Claude Mignon France 2012-2014 [ 61] President of the European Court of Human Rights Dean Spielmann Luxembourg 2012-2015 [ 62] East African Community Secretary-general Richard Sezibera Rwanda 2011–2016 [ 63] Economic Community of West African States President of the Commission Kadré Désiré Ouédraogo Burkina Faso 2012-2016 [ 64] Chairman Alassane Ouattara Ivory Coast 2012-2013 [ 65] Eurasian Economic Community Secretary-general Tair Mansurov Kazakhstan 2007–2014 [ 66] [ 67] Chairman of the Interstate Council Nursultan Nazarbayev 2001-2014 [ 68] [ 69] European Free Trade Association Secretary-general Kristinn F. Árnason Iceland 2012-2018 [ 70] European Union (EU) Presidency of the European Council Herman Van Rompuy Belgium 2009–2014 [ 71] Presidency of the Council of the European Union Ireland 2013 [ 72] Lithuania [ 72] President of the European Commission José Manuel Barroso Portugal 2004–2014 [ 73] President of the European Parliament Martin Schulz Germany 2012-2017 [ 74] Secretary-General of the Council and High Representative for the Common Foreign and Security Policy Catherine Ashton United Kingdom 2009–2014 [ 75] President of the European Central Bank Mario Draghi Italy 2011–2019 [ 76] European Ombudsman Nikiforos Diamandouros Greece 2003–2013 [ 77] Emily O'Reilly Ireland 2013–present[ needs update ] [ 78] President of the Committee of the Regions (CoR) Ramón Luis Valcárcel Spain 2012-2014 [ 79] President of the European Investment Bank (EIB) Werner Hoyer Germany 2012–present [ 80] [ 81] President of the European Court of Justice (ECJ) Vassilios Skouris Greece 2003–2015 [ 82] President of the European Court of Auditors (ECA) Vítor Manuel da Silva Caldeira Portugal 2008-2017 [ 83] President of the European Economic and Social Committee (EESC) Staffan Nilsson Sweden 2010-2013 [ 84] Henri Malosse France 2013-2015 [ 83] Group of Eight (G8) President (informal) United Kingdom 2013 [ 85] Gulf Cooperation Council Secretary-general Abdullatif bin Rashid Al Zayani Bahrain 2011-2020 [ 86] Ibero-American General Secretariat (SEGIB) Secretary-general Enrique V. Iglesias Uruguay 2005–2013 [ 87] [ 88] Rebeca Grynspan Costa Rica 2014-2021 [ 89] Indian Ocean Commission Secretary-general Jean Claude de l'Estrac Mauritius 2012-2016 [ 90] Non-Aligned Movement (NAM) Chairman Mahmoud Ahmadinejad Iran 2012-2013 [ 91] Hassan Rouhani 2013-2016 [ 92] Nordic Council President Marit Nybakk Finland 2013 [ 93] Secretary-general Jan-Erik Enestam 2007–2013 [ 94] North Atlantic Treaty Organization (NATO) Secretary-general Anders Fogh Rasmussen Denmark 2009-2014 [ 95] Organisation for Economic Co-operation and Development (OECD) Secretary-general José Ángel Gurría Mexico 2006–2021 [ 96] Organization for Security and Co-operation in Europe (OSCE) Secretary-general Lamberto Zannier Italy 2011-2017 [ 97] Chairman-in-Office Leonid Kozhara Ukraine 2013 [ 98] High Commissioner on National Minorities Knut Vollebæk Norway 2007–2013 [ 99] Astrid Thors Finland 2013-2016 [ 100] Organization of American States Secretary-general José Miguel Insulza Chile 2005-2015 [ 101] Organisation of Eastern Caribbean States Director-general Len Ishmael Saint Lucia 2003–2013 [ 102] Organisation of Islamic Cooperation (OIC) Secretary-general Ekmeleddin Ihsanoglu Turkey 2005–2013 [ 103] Pacific Community (SPC) Director-general Jimmie Rodgers Solomon Islands 2006–2014 [ 104] Pacific Islands Forum Secretary-general Tuiloma Neroni Slade Samoa 2008-2014 [ 104] Shanghai Cooperation Organisation (SCO) Secretary-general Dmitry Mezentsev Russia 2013-2015 [ 105] South Asian Association for Regional Cooperation (SAARC) Secretary-general Ahmed Saleem Maldives 2012-2014 [ 106] Southern Cone Common Market (Mercosur) Director of the Executive Secretariat Jeferson Miola Brazil 2012-2013 [ 107] Southern African Development Community (SADC) Executive secretary Tomaz Salomão Mozambique 2005–2013 [ 108] Stergomena Tax Tanzania 2013-2021 [ 109] Union of South American Nations (USAN) President Ollanta Humanla Peru 2012-2013 [ 110] Dési Bouterse Suriname 2013-2014 [ 111] Secretary-general Alí Rodríguez Araque Venezuela 2012-2014 [ 112] Unrepresented Nations and Peoples Organization (UNPO) Secretary-general Marino Busdachin Italy 2003-2018 [ citation needed ] World Trade Organization (WTO) Director-general Pascal Lamy France 2005–2013 [ 113] Roberto Azevêdo Brazil 2013-2020 [ 114]