Rhestr arweinwyr gwladwriaethau cyfoes

Dyma restr o bennau gwladwriaethau cyfoes.

Gwladwriaeth	Pennaeth gwladwriaeth	Pennaeth llywodraeth
Affganistan	Hamid Karzai
Angola	João Lourenço	Paulo Kassoma
Yr Aifft	Mohamed Hussein Tantawi	Kamal Ganzouri
Albania	Bamir Topi	Sali Berisha
Yr Almaen	Frank-Walter Steinmeier	Olaf Scholz
Algeria	Abdelmadjid Tebboune	Nadir Larbaoui
Andorra	Joan Enric Vives Sicília, wedi'i gynrychioli gan Nemesi Marqués Oste, a Emmanuel Macron, wedi'i gynrychioli gan Christian Frémont	Xavier Espot Zamora
Antigwa a Barbiwda	Siarl III, wedi'i chynrychioli gan Rodney Williams	Baldwin Spencer
Arfordir Ifori	Alassane Ouattara	Robert Beugré Mambé
Yr Ariannin	Christina Fernández de Kirchner
Armenia	Vahagn Khachaturyan	Tigran Sargsyan
Aserbaijan	Ilham Aliyev	Artur Rasizade
Awstralia	Siarl III, wedi'i chynrychioli gan David Hurley	Anthony Albanese
Awstria	Alexander Van der Bellen	Karl Nehammer
Bahamas	Siarl III, wedi'i chynrychioli gan Cynthia A. Pratt	Hubert Ingraham
Bahrain	Hamad ibn Isa Al Khalifah	Salman ibn Hamad Al Khalifah
Bangladesh	Shahabuddin Chuppu	Sheikh Hasina Wazed
Barbados	Sandra Mason	Freundel Stuart
Belarws	Alexander Lukashenko	Roman Golovchenko
Belize	Siarl III, wedi'i chynrychioli gan Froyla Tzalam	Dean Barrow
Benin	Patrice Talon
Bhutan	Jigme Khesar Namgyal Wangchuck	Jigme Thinley
Bolifia	Luis Arce
Bosnia a Hertsegofina	Željko Komšić Denis Bećirović Željka Cvijanović	Vjekoslav Bevanda
Botswana	Mokgweetsi Masisi
Brasil	Luiz Inácio Lula da Silva
Brunei	Hassanal Bolkiah
Bwlgaria	Rumen Radev	Boyko Borisov
Bwrcina Ffaso	Ibrahim Traoré	Luc-Adolphe Tiao
Bwrwndi	Évariste Ndayishimiye
Cambodia	Norodom Sihamoni	Hun Manet
Camerŵn	Paul Biya	Joseph Ngute
Cabo Verde	Jorge Carlos Fonseca	Ulisses Correia e Silva
Canada	Siarl III, wedi'i gynrychioli gan David Lloyd Johnston	Stephen Harper
Casachstan	Kassym-Jomart Tokayev	Alihan Smaiylov
Cenia	William Ruto	Musalia Mudavadi
Catar	Tamim ibn Hamad al Thani	Hamad ibn Jaber al Thani
Cirgistan	Sadyr Japarov	Akylbek Japarov
Ciribati	Taneti Maamau
Colombia	Gustavo Petro
Comoros	Ikililou Dhoinine
Costa Rica	Rodrigo Chaves Robles
Coweit	Mishal Al-Ahmad Al-Jaber Al-Sabah	Ahmad Nawaf Al-Ahmad Al-Sabah
Croatia	Zoran Milanović	Andrej Plenković
Ciwba	Miguel Díaz-Canel
Cyprus	Nikos Christodoulides
De Affrica	Cyril Ramaphosa
De Corea	Yoon Suk-yeol	Han Duck-soo
De Sudan	Salva Kiir Mayardit
Denmarc	Margrethe II	Mette Frederiksen
Y Deyrnas Unedig	Siarl III	Rishi Sunak
Dominica	Sylvanie Burton	Roosevelt Skerrit
Dwyrain Timor	José Ramos Horta	Xanana Gusmão
Ecwador	Daniel Noboa
Yr Eidal	Sergio Mattarella	Giorgia Meloni
El Salvador	Claudia Rodríguez de Guevara
Emiradau Arabaidd Unedig	Mohamed bin Zayed Al Nahayan	Mohammed bin Rashid Al Maktoum
Estonia	Alar Karis	Andrus Ansip
Eritrea	Isaias Afewerki
Ethiopia	Girma Wolde-Giorgis	Abiy Ahmed
Fanwatw	Nikenike Vurobaravu	Charlot Salwai
Y Fatican	Pab Ffransis	Giuseppe Bertello
Feneswela	Nicolas Maduro
Fietnam	Võ Văn Thưởng	Phạm Minh Chính
Ffiji	Wiliame Katonivere	Sitiveni Rabuka
Y Ffindir	Sauli Niinistö	Petteri Orpo
Ffrainc	Emmanuel Macron	Jean-Marc Ayrault
Gabon	Brice Oligui	Raymond Ndong Sima
Gaiana	Irfaan Ali	Sam Hinds
Y Gambia	Adama Barrow
Georgia	Mikhail Saakashvili	Nikoloz Gilauri
Ghana	Nana Akufo-Addo
Gini	Alpha Condé	Mohamed Said Fofana
Gini Bisaw	Umaro Sissoco Embaló	Rui Duarte de Barros
Gini Gyhydeddol	Teodoro Obiang Nguema Mbasogo	Vicente Ehate Tomi
Gogledd Corea	Kim Il-sung (marw) Kim Jong-un (awdurdod gweinyddol uchaf) Choe Ryong-hae ('Pennaeth Gwlad ar gyfer Materion Tramor')	Choe Yong-rim
Grenada	Siarl III, wedi'i gynrychioligan Cécile La Grenade	Dickon Mitchell
Gwatemala	Alejandro Giammattei
Gweriniaeth Canolbarth Affrica	Faustin-Archange Touadéra	Félix Moloua
Gweriniaeth y Congo	Denis Sassou-Nguesso
Gweriniaeth Dominica	Luis Abinader
Gweriniaeth Ddemocrataidd y Congo	Félix Tshisekedi	Sama Lukonde
Gweriniaeth Iwerddon	Michael D. Higgins	Leo Varadkar
Gweriniaeth Macedonia	Gjorge Ivanov	Nikola Gruevski
Gweriniaeth Pobl Tsieina	Xi Jinping	Li Qiang
Gweriniaeth Tsiec	Petr Pavel	Petr Fiala
Gweriniaeth Tsieina	Chen Shui-bian	Chang Chun-hsiung
Gwlad Belg	Philippe I	Alexander De Croo
Gwlad Iorddonen	Abdullah II	Awn Shawkat Al-Khasawneh
Gwlad Pwyl	Andrzej Duda	Donald Tusk
Gwlad Swasi	Mswati III, brenin Gwlad Swazi	Russel Dlamini
Gwlad Tai	Rama X	Srettha Thavisin
Gwlad yr Iâ	G.Johannesson	Jóhanna Sigurðardóttir
Gwlad Groeg	Katerina Sakellaropoulou	Kyriakos Mitsotakis
Haiti	Michel Martelly	Garry Conille
Hondwras	Porfirio Lobo Sosa
Hwngari	Katalin Novák	Viktor Orbán
India	Pratibha Patil	Manmohan Singh
Indonesia	Susilo Bambang Yudhoyono
Irac	Abdul Latif Rashid	Nouri al-Maliki
Iran	Ali Khamenei (Rahbar - "arweinydd"); Mahmoud Ahmadinejad (arlywydd)
Yr Iseldiroedd	Willem-Alexander	Mark Rutte
Israel	Isaac Herzog	Benjamin Netanyahu
Jamaica	Siarl III, wedi'i gynrychioli gan Patrick Allen	Andrew Holness
Japan	Naruhito	Fumio Kishida
Jibwti	Ismail Omar Guelleh	Dileita Mohamed Dileita
Laos	Thongloun Sisoulith	Sonexay Siphandone
Latfia	Edgars Rinkēvičs	Evika Siliņa
Lesotho	Letsie III, brenin Lesotho	Sam Matekane
Libanus	Michel Sleiman	Najib Mikati
Liberia	Ellen Johnson-Sirleaf
Libia	Mohamed al-Menfi	Abdul Hamid Dbeibeh
Liechtenstein	Hans-Adam II	Daniel Risch
Lithwania	Gitanas Nausėda	Andrius Kubilius
Lwcsembwrg	Henri	Luc Frieden
Madagasgar	Andry Rajoelina	Christian Ntsay
Malawi	Lazarus Chakwera
Maldives	Mohamed Muizzu
Maleisia	Abdullah	Anwar Ibrahim
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	Prithvirajsing Roopun	Navin Ramgoolam
Mecsico	Felipe Calderón
Moldofa	Nicolae Timofti	Dorin Recean
Monaco	Albert II	Pierre Dartout
Mongolia	Tsakhiagiin Elbegdorj	Luvsannamsrain Oyun-Erdene
Montenegro	Jakov Milatović	Milojko Spajić
Moroco	Mohammed VI	Aziz Akhannouch
Mosambic	Filipe Nyusi	Aires Ali
Myanmar	Thein Sein
Namibia	Hage Geingob	Nahas Angula
Nawrw	David Adeang
Nepal	Ram Chandra Poudel	Pushpa Kamal Dahal
Nicaragwa	Daniel Ortega
Niger	Mahamadou Issoufou	Brigi Rafini
Nigeria	Bola Tinubu
Norwy	Harald V	Jonas Gahr Støre
Oman	Haitham bin Tariq Al Said
Pacistan	Arif Alvi	Yousaf Raza Gillani
Palaw	Johnson Toribiong
Panama	Martín Torrijos
Papua Gini Newydd	Siarl III, wedi'i gynrychioli gan Syr Bob Dadae	James Marape
Paragwái	Santiago Peña
Periw	Ollanta Humala	Alberto Otárola
Pilipinas	Bongbong Marcos
Portiwgal	Marcelo Rebelo de Sousa	Pedro Passos Coelho
Rwanda	Paul Kagame	Pierre Habumuremyi
Rwmania	Klaus Iohannis	Marcel Ciolacu
Rwsia	Vladimir Putin	Mikhail Mishustin
Sambia	Hakainde Hichilema
Samoa	Tuimalealiʻifano Vaʻaletoʻa Sualauvi II	Fiamē Naomi Mataʻafa
San Marino	Filippo Tamagnini a Gaetano Troina
Sant Kitts-Nevis	Siarl III, wedi'i gynrychioli gan Syr Cuthbert Sebastian	Terrance Drew
Sant Lwsia	Siarl III, wedi'i gynrychioli gan Errol Charles	Philip J. Pierre
Sant Vincent a'r Grenadines	Siarl III, wedi'i gynrychioli gan Syr Frederick Ballantyne	Ralph Gonsalves
São Tomé a Príncipe	Carlos Vila Nova	Patrice Trovoada
Sawdi Arabia	Salman
Sbaen	Felipe VI	Pedro Sánchez
Seland Newydd	Siarl III, wedi'i gynrychioli gan Jerry Mateparae	Christopher Luxon
Senegal	Macky Sall	Abdoul Mbaye
Serbia	Aleksandar Vučić	Mirko Cvetković
Seychelles	Wavel Ramkalawan
Sierra Leone	Julius Maada Bio
Simbabwe	Emmerson Mnangagwa	Gwag
Singapôr	Tharman Shanmugaratnam	Lee Hsien Loong
Slofacia	Zuzana Čaputová	Robert Fico
Slofenia	Nataša Pirc Musar	Janez Janša
Somalia	Sharif Ahmed	Abdiweli Mohamed Ali
Sri Lanca	Ranil Wickremesinghe	Dinesh Gunawardena
Swdan	Abdel Fattah Abdelrahman
Sweden	Siarl XVI	Ulf Kristersson
Y Swistir	Doris Leuthard, Eveline Widmer-Schlump (Arlywydd), Ueli Maurer (Is-arlywydd), Didier Burkhalter, Simonetta Sommaruga, Johann Schneider-Ammann, Alain Berset
Swrinam	Chan Santokhi
Syria	Bashar al-Assad	Adel Safar
Tajicistan	Emomalii Rahmon	Oqil Oqilov
Taleithiau Ffederal Micronesia	Wesley Simina
Tansanïa	Jakaya Kikwete	Kassim Majaliwa
Tiwnisia	Moncef Marzouki	Ahmed Hachani
Togo	Faure Gnassingbé	Gilbert Houngbo
Tonga	Tupou VI	Siaosi Sovaleni
Trinidad a Tobago	George Maxwell Richards	Kamla Persad-Bissessar
Tsiad	Mahamat Idriss Déby	Saleh Kebzabo
Tsile	Gabriel Boric
Twfalw	Siarl III, wedi'i gynrychioli gan Tofiga Vaevalu Falani	Kausea Natano
Twrci	Recep Tayyip Erdoğan	Abdullah Gül
Tyrcmenistan	Gurbanguly Berdimuhammedow
Yr Unol Daleithiau	Joe Biden
Wrwgwái	Luis Lacalle Pou
Wsbecistan	Shavkat Mirziyoyev	Abdulla Oripov
Wcráin	Volodymyr Zelenskyy	Denys Shmyhal
Wganda	Yoweri Museveni	Amama Mbabazi
Yemen	Rashad al-Alimi	Mohammed Basindawa
Ynysoedd Marshall	Christopher Loeak
Ynysoedd Solomon	Siarl III, wedi'i gynrychioli gan Frank Kabui	Gordon Darcy Lilo