| Gwladwriaeth |
Pennaeth gwladwriaeth |
Pennaeth llywodraeth |
| Affganistan |
Hamid Karzai |
| Yr Aifft |
Mohamed Hussein Tantawi |
Kamal Ganzouri |
| Albania |
Bamir Topi |
Sali Berisha |
| Yr Almaen |
Joachim Gauck |
Angela Merkel |
| Algeria |
Abdelaziz Bouteflika |
Ahmed Ouyahia |
| Andorra |
Joan Enric Vives Sicília,
wedi'i gynrychioli gan Nemesi Marqués Oste,
a François Hollande,
wedi'i gynrychioli gan Christian Frémont |
Antoni Martí |
| Angola |
José Eduardo dos Santos |
Paulo Kassoma |
| Antigua a Barbuda |
Elisabeth II,
wedi'i chynrychioli gan Louise Lake-Tack |
Baldwin Spencer |
| Yr Ariannin |
Christina Fernández de Kirchner |
| Armenia |
Serzh Sargsyan |
Tigran Sargsyan |
| Awstralia |
Elisabeth II,
wedi'i chynrychioli gan Quentin Bryce |
Kevin Rudd |
| Awstria |
Heinz Fischer |
Werner Faymann |
| Azerbaijan |
Ilham Aliyev |
Artur Rasizade |
| Bahamas |
Elisabeth II,
wedi'i chynrychioli gan Arthur Foulkes |
Hubert Ingraham |
| Bahrain |
Hamad ibn Isa Al Khalifah |
Khalifah ibn Sulman Al Khalifah |
| Bangladesh |
Zillur Rahman |
Sheikh Hasina Wazed |
| Barbados |
Elisabeth II,
wedi'i chynrychioli gan Elliot Belgrave (dros dro) |
Freundel Stuart |
| Belarws |
Alexander Lukashenko |
Mikhail Myasnikovich |
| Belize |
Elisabeth II,
wedi'i chynrychioli gan Syr Colville Young |
Dean Barrow |
| Benin |
Yayi Boni |
| Bhutan |
Jigme Khesar Namgyal Wangchuck |
Jigme Thinley |
| Bolifia |
Evo Morales |
| Bosnia a Hercegovina |
Željko Komšić
Bakir Izetbegović
Nebojša Radmanović |
Vjekoslav Bevanda |
| Botswana |
Ian Khama |
| Brasil |
Dilma Rousseff |
| Brunei |
Hassanal Bolkiah |
| Burkina Faso |
Blaise Compaoré |
Luc-Adolphe Tiao |
| Bwlgaria |
Rosen Plevneliev |
Boyko Borisov |
| Bwrwndi |
Pierre Nkurunziza |
| Cambodia |
Norodom Sihamoni |
Hun Sen |
| Camerŵn |
Paul Biya |
Philémon Yang |
| Cabo Verde |
Jorge Carlos Fonseca |
José Maria Neves |
| Canada |
Elisabeth II,
wedi'i chynrychioli gan David Lloyd Johnston |
Stephen Harper |
| Chile |
Sebastián Piñera |
| Colombia |
Juan Manuel Santos |
| Comoros |
Ikililou Dhoinine |
| Costa Rica |
Laura Chinchilla |
| Côte d'Ivoire |
Alassane Ouattara |
Jeannot Ahoussou-Kouadio |
| Croatia |
Ivo Josipović |
Zoran Milanović |
| Cuba |
Raúl Castro |
| Cyprus |
Dimitris Christofias |
| De Affrica |
Jacob Zuma |
| De Corea |
Lee Myung-bak |
Kim Hwang-sik |
| Denmarc |
Margrethe II |
Helle Thorning-Schmidt |
| De Sudan |
Salva Kiir Mayardit |
| Y Deyrnas Unedig |
Elisabeth II |
David Cameron |
| Djibouti |
Ismail Omar Guelleh |
Dileita Mohamed Dileita |
| Dominica |
Nicholas Liverpool |
Roosevelt Skerrit |
| Dwyrain Timor |
José Ramos Horta |
Xanana Gusmão |
| Ecwador |
Rafael Correa |
| Yr Eidal |
Giorgio Napolitano |
Mario Monti |
| El Salvador |
Mauricio Funes |
| Emiradau Arabaidd Unedig |
Khalifa bin Zayed Al Nahayan |
Mohammed bin Rashid Al Maktoum |
| Estonia |
Toomas Hendrik Ilves |
Andrus Ansip |
| Eritrea |
Isaias Afewerki |
| Ethiopia |
Girma Wolde-Giorgis |
Meles Zenawi |
| Y Fatican |
Pab Bened XVI |
Giuseppe Bertello |
| Fietnam |
Trương Tấn Sang |
Nguyễn Tấn Dũng |
| Fiji |
Epeli Nailatikau |
Frank Bainimarama |
| Ffrainc |
François Hollande |
Jean-Marc Ayrault |
| Y Ffindir |
Sauli Niinistö |
Jyrki Katainen |
| Gabon |
Ali Bongo Ondimba |
Raymond Ndong Sima |
| Y Gambia |
Yahya Jammeh |
| Georgia |
Mikhail Saakashvili |
Nikoloz Gilauri |
| Ghana |
John Atta Mills |
| Gogledd Corea |
Kim Il-sung (marw)
Kim Jong-un (awdurdod gweinyddol uchaf)
Kim Yong-nam ('Pennaeth Gwlad ar gyfer
Materion Tramor') |
Choe Yong-rim |
| Grenada |
Elisabeth II,
wedi'i chynrychioli gan Carlyle Glean |
Tillman Thomas |
| Guatemala |
Otto Pérez Molina |
| Guinée |
Alpha Condé |
Mohamed Said Fofana |
| Guiné-Bissau |
Mamadu Ture Kuruma |
gwag |
| Guinée Gyhydeddol |
Teodoro Obiang Nguema Mbasogo |
Vicente Ehate Tomi |
| Guyana |
Donald Ramotar |
Sam Hinds |
| Gweriniaeth Canolbarth Affrica |
François Bozizé |
Faustin-Archange Touadéra |
| Gweriniaeth y Congo |
Denis Sassou-Nguesso |
| Gweriniaeth Dominica |
Leonel Fernández |
| Gweriniaeth Ddemocrataidd Congo |
Joseph Kabila |
Louis Alphonse Koyagialo (dros dro) |
| Gweriniaeth Iwerddon |
Michael D. Higgins |
Enda Kenny |
| Gweriniaeth Macedonia |
Gjorge Ivanov |
Nikola Gruevski |
| Gweriniaeth Pobl China |
Hu Jintao |
Wen Jiabao |
| Gweriniaeth Tsiec |
Václav Klaus |
Petr Nečas |
| Gweriniaeth Tsieina |
Chen Shui-bian |
Chang Chun-hsiung |
| Gwlad Belg |
Albert II |
Elio Di Rupo |
| Gwlad Iorddonen |
Abdullah II |
Awn Shawkat Al-Khasawneh |
| Gwlad Pwyl |
Bronisław Komorowski |
Donald Tusk |
| Gwlad Swazi |
Mswati III, brenin Gwlad Swazi |
Themba Dlamini |
| Gwlad Thai |
Bhumibol Adulyadej |
Yingluck Shinawatra |
| Gwlad yr Iâ |
Ólafur Ragnar Grímsson |
Jóhanna Sigurðardóttir |
| Gwlad Groeg |
Karolos Papoulias |
Lucas Papademos |
| Haiti |
Michel Martelly |
Garry Conille |
| Honduras |
Porfirio Lobo Sosa |
| Hwngari |
László Kövér (dros dro) |
Viktor Orbán |
| India |
Pratibha Patil |
Manmohan Singh |
| Indonesia |
Susilo Bambang Yudhoyono |
| Irac |
Jalal Talabani |
Nouri al-Maliki |
| Iran |
Ali Khamenei (Rahbar - "arweinydd"); Mahmoud Ahmadinejad (arlywydd) |
| Yr Iseldiroedd |
Beatrix |
Mark Rutte |
| Israel |
Shimon Peres |
Benjamin Netanyahu |
| Jamaica |
Elisabeth II,
wedi'i chynrychioli gan Patrick Allen |
Portia Simpson-Miller |
| Japan |
Akihito |
Yoshihiko Noda |
| Kazakstan |
Nursultan Nazarbayev |
Karim Masimov |
| Kenya |
Mwai Kibaki |
Raila Odinga |
| Kiribati |
Anote Tong |
| Kuwait |
Sabah Al-Ahmad Al-Jaber Al-Sabah |
Jaber Al-Mubarak Al-Hamad Al-Sabah |
| Kyrgyzstan |
Almazbek Atambayev |
Omurbek Babanov |
| Laos |
Choummaly Sayasone |
Thongsing Thammavong |
| Latfia |
Andris Bērziņš |
Valdis Dombrovskis |
| Lesotho |
Letsie III, brenin Lesotho |
Pakalitha Mosisili |
| Libanus |
Michel Sleiman |
Najib Mikati |
| Liberia |
Ellen Johnson-Sirleaf |
| Libya |
Mustafa Abdul Jalil |
Abdurrahim El-Keib |
| Liechtenstein |
Hans-Adam II |
Klaus Tschütscher |
| Lithwania |
Dalia Grybauskaitė |
Andrius Kubilius |
| Lwcsembwrg |
Henri |
Jean-Claude Juncker |
| Madagascar |
Andry Rajoelina |
Omer Beriziky |
| Malawi |
Joyce Banda |
| Malaysia |
Abdul Halim |
Najib Tun Razak |
| Maldives |
Mohammed Waheed Hassan |
| Mali |
Dioncounda Traoré (dros dro) |
Cheick Modibo Diarra (dros dro) |
| Malta |
George Abela |
Lawrence Gonzi |
| Mauritania |
Mohamed Ould Abdel Aziz |
Moulaye Ould Mohamed Laghdaf |
| Mauritius |
Syr Monique Ohsan Bellepeau (dros dro) |
Navin Ramgoolam |
| Mexico |
Felipe Calderón |
| Moldofa |
Nicolae Timofti |
Vlad Filat |
| Monaco |
Albert II |
Michel Roger |
| Mongolia |
Tsakhiagiin Elbegdorj |
Sükhbaataryn Batbold |
| Montenegro |
Filip Vujanović |
Igor Lukšić |
| Moroco |
Mohammed VI |
Abdelilah Benkirane |
| Mosambic |
Armando Guebuza |
Aires Ali |
| Myanmar |
Thein Sein |
| Namibia |
Hifikepunye Pohamba |
Nahas Angula |
| Nauru |
Sprent Dabwido |
| Nepal |
Ram Baran Yadav |
Baburam Bhattarai |
| Nicaragua |
Daniel Ortega |
| Niger |
Mahamadou Issoufou |
Brigi Rafini |
| Nigeria |
Goodluck Jonathan |
| Norwy |
Harald V |
Jens Stoltenberg |
| Oman |
Qaboos bin Sa'id Al 'Bu Sa'id |
| Pakistan |
Asif Ali Zardari |
Yousaf Raza Gillani |
| Palau |
Johnson Toribiong |
| Panamá |
Martín Torrijos |
| Papua Guinea Newydd |
Elisabeth II,
wedi'i gynrychioli gan Syr Michael Ogio |
Peter O'Neill |
| Paragwai |
Fernando Lugo |
| Periw |
Ollanta Humala |
René Cornejo Díaz |
| Pilipinas |
Benigno Aquino III |
| Portiwgal |
Aníbal Cavaco Silva |
Pedro Passos Coelho |
| Qatar |
Hamad bin Khalifa |
Hamad ibn Jaber al Thani |
| Rwmania |
Traian Băsescu |
Mihai Răzvan Ungureanu |
| Rwanda |
Paul Kagame |
Pierre Habumuremyi |
| Rwsia |
Dmitry Medvedev |
Vladimir Putin |
| St. Kitts a Nevis |
Elisabeth II,
wedi'i chynrychioli gan Syr Cuthbert Sebastian |
Denzil Douglas |
| St. Lucia |
Elisabeth II,
wedi'i chynrychioli gan Dame Pearlette Louisy |
Kenny Anthony |
| St. Vincent a'r Grenadines |
Elisabeth II,
wedi'i chynrychioli gan Syr Frederick Ballantyne |
Ralph Gonsalves |
| Samoa |
Tupua Tamasese Tupuola Tufuga Efi |
Tuila'epa Sailele Malielegaoi |
| San Marino |
[[[Italo Righi]] a Maurizio Rattini |
| São Tomé a Príncipe |
Manuel Pinto da Costa |
Patrice Trovoada |
| Saudi Arabia |
Abdullah |
| Sbaen |
Juan Carlos |
Mariano Rajoy |
| Seland Newydd |
Elisabeth II,
wedi'i chynrychioli gan Jerry Mateparae |
John Key |
| Sénégal |
Macky Sall |
Abdoul Mbaye |
| Serbia |
Slavica Đukić Dejanović (dros dro) |
Mirko Cvetković |
| Seychelles |
James Michel |
| Sierra Leone |
Ernest Bai Koroma |
| Singapore |
Tony Tan Keng Yam |
Lee Hsien Loong |
| Slofacia |
Ivan Gašparovič |
[[[Robert Fico]] |
| Slofenia |
Danilo Türk |
Janez Janša |
| Somalia |
Sharif Ahmed |
Abdiweli Mohamed Ali |
| Sri Lanka |
Mahinda Rajapaksa |
D. M. Jayaratne |
| Suriname |
Dési Bouterse |
| Swdan |
Omar al-Bashir |
| Sweden |
Siarl XVI |
Fredrik Reinfeldt |
| Y Swistir |
Doris Leuthard, Eveline Widmer-Schlump (Arlywydd), Ueli Maurer (Is-arlywydd), Didier Burkhalter, Simonetta Sommaruga, Johann Schneider-Ammann, Alain Berset |
| Syria |
Bashar al-Assad |
Adel Safar |
| Tajikistan |
Emomalii Rahmon |
Oqil Oqilov |
| Taleithiau Ffederal Micronesia |
Manny Mori |
| Tanzania |
Jakaya Kikwete |
Mizengo Pinda |
| Tchad |
Idriss Déby |
Emmanuel Nadingar |
| Togo |
Faure Gnassingbé |
Gilbert Houngbo |
| Tonga |
Tupou VI |
Sialeʻataongo Tuʻivakanō |
| Trinidad a Tobago |
George Maxwell Richards |
Kamla Persad-Bissessar |
| Tunisia |
Moncef Marzouki |
Hamadi Jebali |
| Turkmenistan |
Gurbanguly Berdimuhammedow |
| Twfalw |
Elisabeth II,
wedi'i chynrychioli gan Iakoba Italeli |
Willy Telavi |
| Twrci |
Abdullah Gül |
Recep Tayyip Erdoğan |
| Yr Unol Daleithiau |
Barack Obama |
| Uruguay |
José Mujica |
| Uzbekistan |
Islom Karimov |
Shavkat Mirziyoyev |
| Vanuatu |
Iolu Abil |
Sato Kilman |
| Venezuela |
Hugo Chávez |
| Wcráin |
Viktor Yanukovych |
Mykola Azarov |
| Wganda |
Yoweri Museveni |
Amama Mbabazi |
| Yemen |
Abd Rabbuh Mansur Al-Hadi |
Mohammed Basindawa |
| Ynysoedd Marshall |
Christopher Loeak |
| Ynysoedd Solomon |
Elisabeth II,
wedi'i chynrychioli gan Frank Kabui |
Gordon Darcy Lilo |
| Zambia |
Michael Sata |
| Zimbabwe |
Robert Mugabe |
Morgan Tsvangirai |
