| Head of government | Country |
|---|
| Nicholas Liverpool, Roosevelt Skerrit | |
| Georgi Parvanov, Boyko Borisov | |
| Ivan Gasparovic, Robert Fico | |
| Stjepan Mesic, Jadranka Kosor | |
| Ismail Omar Guelleh, Dileita Mohamed Dileita | |
| Asif Ali Zardari, Yousaf Raza Gillani | |
| Traian Basescu, Emil Boc | |
| Abdullah | |
| Alvaro Colom | |
| Alan Garcia, Javier Velasquez | |
| Albert II, Herman Van Rompuy | |
| Elizabeth II, Denzil Douglas | |
| Henri, Jean-Claude Juncker | |
| Heinz Fischer, Werner Faymann | |
| Dimitris Christofias | |
| Kurmanbek Bakiyev, Daniyar Usenov | |
| Zilur Rahman, Hasina Wazed | |
| Giorgio Napolitano, Silvio Berlusconi | |
| Toomas Hendrik Ilves, Andrus Ansip | |
| Mahinda Rajapaksa, Ratnasiri Wickremanayake | |
| Idriss Deby, Youssouf Saleh Abbas | |
| Hamad bin Khalifa, Hamad ibn Jaber Al Thani | |
| Abdullah Gul, Recep Tayyip Erdogan | |
| Hamid Karzai | |
| Mary McAleese, Brian Cowen | |
| Ahmed Abdallah Sambi | |
| Valdis Zatlers, Valdis Dombrovskis | |
| Ram Baran Yadav, Madhav Kumar Yadav | |
| Bhumibol Adulyadej, Abhisit Vejjajiva | |
| Jalal Talabani, Nouri al-Maliki | |
| Letsie III, Pakalitha Mosisili | |
| Pierre Nkurunziza | |
| Francois Bozize, Faustin-Archange Touadera | |
| Marcus Stephen | |
| Francesco Mussoni, Stefano Palmieri | |
| Pratibha Patil, Manmohan Singh | |
| Roberto Micheletti | |
| Margrethe II, Lars Lokke Rasmussen | |
| Danilo Turk, Borut Pahor | |
| Jose Eduardo dos Santos, Paulo Kassoma | |
| Ricardo Martinelli | |
| Ali Bongo Ondimba, Paul Biyoghe Mba | |
| Hifikepunye Pohamba, Nahas Angula | |
| Paul Biya, Philemon Yang | |
| Denis Sassou-Nguesso | |
| Umaru Yar'Adua | |
| Robert Mugabe, Morgan Tsvangirai | |
| Viktor Yushchenko, Yulia Tymoshenko | |
| Felipe Calderon | |
| Fatmir Sejdiu, Hashim Thaci | |
| Garnet Til Alexandros XVI | |
| Elizabeth II, Tillman Thomas | |
| Islam Karimov, Shavkat Mirziyoyev | |
| Juan Carlos I, Jose Luis Rodriguez Zapatero | |
| Hassanal Bolkiah | |
| Laszlo Solyom, Gordon Bajnai | |
| Armando Guebuza, Luisa Diogo | |
| Elizabeth II, Baldwin Spencer | |
| Epeli Nailatikau, Frank Bainimarama | |
| Hu Jintao, Wen Jiabao | |
| Dadis Camara, Kabine Komara | |
| Yahya Jammeh | |
| Serzh Sargsyan, Tigran Sargsyan | |
| Girma Wolde-Giorgis, Meles Zenawi | |
| Karolos Papoulias, George Papandreou | |
| Lech Kaczynski, Donald Tusk | |
| Bingu wa Mutharika | |
| | Head of government | Country |
|---|
| Alexander Lukashenko, Sergey Sidorsky | |
| Nursultan Nazarbayev, Karim Massimov | |
| Rene Preval, Michele Pierre-Louis | |
| Fernando Lugo | |
| Lee Myung-Bak, Chung Un-Chan | |
| Zeljko Komsic, Nikola Spiric | |
| Michel Sleiman, Fouad Siniora | |
| Nicolas Sarkozy, Francois Fillon | |
| Than Shwe, Thein Sein | |
| Elizabeth II, Derek Sikua | |
| Olafur Ragnar Grimsson, Johanna Sigurdardottir | |
| Mohamed Ould Abdel Aziz, Moulaye Ould Mohamed Laghdaf | |
| Ma Ying-Jeou, Wu Den-Yih | |
| Filip Vujanovic, Milo Dukanovic | |
| Elizabeth II, David Thompson | |
| Elizabeth II, Apisai Ielemia | |
| Harald V, Jens Stoltenberg | |
| Beatrix, Jan Peter Balkenende | |
| Benedict XVI, Giovanni Lajolo | |
| Anerood Jugnauth, Navin Ramgoolam | |
| Khalifa bin Zayed Al Nahyan, Mohammed bin Rashid Al Maktoum | |
| John Atta Mills | |
| Abdoulaye Wade, Souleymane Ndene Ndiaye | |
| Yoweri Museveni, Apolo Nsibambi | |
| Muammar al-Gaddafi, Baghdadi Mahmudi | |
| Elizabeth II, Stephen Harper | |
| Rafael Correa | |
| Hamad ibn Isa Al Khalifah, Khalifah ibn Sulman Al Khalifah | |
| Mauricio Funes | |
| Mahmoud Abbas, Salam Fayyad | |
| Raul Castro | |
| Qaboos bin Said al Said | |
| Zine El Abidine Ben Ali, Mohamed Ghannouchi | |
| Fradique de Menezes, Joaquim Rafael Blanco | |
| Evo Morales | |
| George Abela, Lawrence Gonzi | |
| Elizabeth II, John Key | |
| Cristina Fernandez de Kirchner | |
| Carl XVI Gustaf, Fredrik Reinfeldt | |
| Ali Khamenei, Mahmoud Ahmadinejad | |
| Ernest Bai Koroma | |
| Sellapan Ramanathan, Lee Hsien Loong | |
| Jose Ramos-Horta, Xanana Gusmao | |
| Michelle Bachelet | |
| Luiz Inacio Lula da Silva | |
| Susilo Bambang Yudhoyono | |
| Tarja Halonen, Matti Vanhanen | |
| Norodom Sihamoni, Hun Sen | |
| Kim Jong-Il, Kim Yong-Il | |
| Malam Bacai Sanha, Carlos Gomes | |
| Mikheil Saakashvili, Nikoloz Gilauri | |
| Johnson Toribiong | |
| Mswati III, Barnabas Sibusiso Dlamini | |
| Ronald Venetiaan | |
| Gurbanguly Berdimuhamedow | |
| Oscar Arias | |
| Ellen Johnson-Sirleaf | |
| Choummaly Sayasone, Bouasone Bouphavanh | |
| Abdullah II, Nader al-Dahabi | |
| Anote Tong | |
| Mizan Zainal Abidin, Najib Razak | |
| Isaias Afewerki | |
| Emomalii Rahmon, Oqil Oqilov | |
| Joan Enric Vives Sicilia, Nicolas Sarkozy, Jaume Bartumeu | |
| Elizabeth II, Hubert Ingraham | |
| Yayi Boni | |
| Elizabeth II, Dean Barrow | |
| | Head of government | Country |
|---|
| Iolu Abil, Edward Natapei | |
| Jigme Khesar Namgyal Wangchuck, Jigme Thinley | |
| Gjorge Ivanov, Nikola Gruevski | |
| Alvaro Uribe | |
| Ali Abdullah Saleh, Ali Muhammad Mujawar | |
| Sharif Ahmed, Omar Abdirashid Ali Sharmarke | |
| Ruben Zackhras | |
| Manny Mori | |
| Gloria Macapagal-Arroyo | |
| Mihai Ghimpu, Vlad Filat | |
| Elizabeth II, Michael Somare | |
| Mohamed Nasheed | |
| Muhammad VI, Abbas El Fassi | |
| Leonel Fernandez | |
| Bamir Topi, Sali Berisha | |
| Ian Khama | |
| Dmitry Medvedev, Vladimir Putin | |
| Albert II, Jean-Paul Proust | |
| Pedro Pires, Jose Maria Neves | |
| Rupiah Banda | |
| Ilham Aliyev, Artur Rasizade | |
| Elizabeth II, Stephenson King | |
| George Maxwell Richards, Patrick Manning | |
| Elizabeth II, Kevin Rudd | |
| Daniel Ortega | |
| Teodoro Obiang, Ignacio Milam Tang | |
| Laurent Gbagbo, Guillaume Soro | |
| Elizabeth II, Ralph Gonsalves | |
| Tufuga Efi, Tuilaepa Malielegaoi | |
| Omar al-Bashir | |
| Horst Kohler, Angela Merkel | |
| James Michel | |
| Mwai Kibaki, Raila Odinga | |
| Victor von Doom | |
| Akihito, Yukio Hatoyama | |
| Anibal Cavaco Silva, Jose Socrates | |
| Jacob Zuma | |
| Bashar al-Assad, Muhammad Naji al-Otari | |
| Boris Tadic, Mirko Cvetkovic | |
| Joseph Kabila, Adolphe Muzito | |
| George Tupou V, Feleti Sevele | |
| Hugo Chavez | |
| Elessar Telcontar | |
| Tsakhiagiin Elbegdorj, Sanjaagiin Bayar | |
| Tabare Vazquez | |
| Vaclav Klaus, Jan Fischer | |
| Jakaya Kikwete, Mizengo Pinda | |
| Barack Obama | |
| Tandja Mamadou, Ali Badjo Gamatie | |
| Hosni Mubarak, Ahmed Nazif | |
| Bharrat Jagdeo, Sam Hinds | |
| Abdelaziz Bouteflika, Ahmed Ouyahia | |
| Blaise Compaore, Tertius Zongo | |
| Faure Gnassingbe, Gilbert Houngbo | |
| Andry Rajoelina, Eugene Mangalaza | |
| Hans-Rudolf Merz et al. | |
| Elizabeth II, Bruce Golding | |
| Dalia Grybauskaite, Andrius Kubilius | |
| Hans-Adam II, Klaus Tschutscher | |
| Nguyen Minh Triet, Nguyen Tan Dung | |
| Sabah Al-Amad Al-Jaber Al-Sabah, Nasser Mohammed Al-Ahmed Al-Sabah | |
| Amadou Toumani Toure, Modibo Sidibe | |
| Shimon Peres, Benjamin Netanyahu | |
| Paul Kagame, Bernard Makuza | |
| Elizabeth II, Gordon Brown | |
|
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