List of participants to Paris Peace Conference, 1919–1920

The main delegations, with their secretaries and interpreters, in a painting by Herbert Arnould Olivier.

This list shows all nations and delegations who signed the Treaty of Versailles. All plenipotentiaries signed the treaty, except where indicated otherwise.[1]

State	Plenipotentiaries	Notes
Australia	Billy Hughes Joseph Cook
Bolivia	Ismael Montes
Belgium	Paul Hymans Jules Van den Heuvel Emile Vandervelde
Brazil	Joao Pandia Calogera Alogeras Rodrigo Octavio
Canada	Robert Borden[lower-alpha 1] Charles Doherty Arthur Sifton	Signed under 'British Empire'. Prime Minister Borden fought successfully for Canada to have its own seat at the Conference, which the British and Americans eventually relented too, opening the doors to allowing Australia, New Zealand, Newfoundland, and South Africa to send representatives as well. Borden also insisted that he be included among those leaders to sign the Treaty of Versailles; however, it was agreed that Canada would sign under the British Empire.
China	Lou Tseng-Tsiang[lower-alpha 1] Wellington Koo[lower-alpha 1] Cao Rulin[lower-alpha 1]	At the time of the Paris Peace Conference there were two governments claiming to be the legitimate government of China: the Beiyang Government in Beijing, and Dr Sun Yat-sen's Guangzhou based Kuomintang (KMT) movement. However, they worked together to create the united diplomatic team that would plead China's case in Paris.
Cuba	Antonio Sanchez de Bustamante
Czechoslovakia	Karel Kramar Edvard Beneš
Ecuador	Enrique Darn y de Alsua
France	Georges Clemenceau Stephen Pichon Louis-Lucien Klotz André Tardieu Jules Cambon
Germany	Hermann Müller Johannes Bell	Germany were excluded from the negotiations, but Hermann Müller and Johannes Bell, as government ministers in the new Weimar Republic, signed the treaty as representatives of Germany on 29 June 1919.
Greece	Eleftherios Venizelos Nicolas Politis
Guatemala	Joaquín Méndez
Haiti	Tertullien Guilbaud
Hejaz	Rustem Haioar Abdul Hadi Aouni	Later absorbed into Saudi Arabia.
Honduras	Policarpo Bonilla
India	Edwin Samuel Montagu Ganga Singh
Italy	Vittorio Emanuele Orlando[lower-alpha 1] Sidney Sonnino Guglielmo Imperiali Silvio Crespi
Japan	Saionji Kinmochi Makino Nobuaki Chinda Sutemi Matsui Keishirō Matsui Keishirō
Liberia	Charles D. B. King
New Zealand	William Ferguson Massey
Nicaragua	Salvador Chamorro
Panama	Antonio Burgos
Peru	Carlos Candamo
Poland	Ignacy Jan Paderewski Roman Dmowski
Portugal	Afonso Costa Augusto Soares
Romania	Ion I. C. Brătianu Constantin Coandă
Serbs, Croats and Slovenes	Nikola Pašić Ante Trumbić Milenko Radomar Vesnić Slobodan Jovanović[lower-alpha 1] Miodrag Ibrovac[lower-alpha 1]	Later Kingdom of Yugoslavia
Siam	Charoonsakdi Kritakara Traidos Prabandhu
South Africa	Jan Smuts Louis Botha
United Kingdom	David Lloyd George Andrew Bonar Law Alfred Milner, 1st Viscount Milner Arthur James Balfour George Nicoll Barnes
United States	Woodrow Wilson Robert Lansing Henry White Tasker H. Bliss	See also American Commission to Negotiate Peace.
Uruguay	Juan Antonio Buero

Delegation from the Democratic Republic of Azerbaijan in Hôtel Claridge during the Paris Peace Conference.

Despite not signing the treaties, other delegations were sent to the Paris Peace Conferences, some uninvited, in order to represent their national interests.

Nation	Representatives	Notes
Arab delegation	Faisal Lawrence of Arabia	Faisal, later King of Iraq, advocated for an independent Arab state. T.E. Lawrence acted as the delegation's translator.[2][3]
First Republic of Armenia	Avetis Aharonyan Hamo Ohanjanyan Armen Garo
Democratic Republic of Azerbaijan	Alimardan Topchubashev
Belarusian Democratic Republic	Anton Łuckievič	Attempted to gain international recognition of the independence of Belarus.
Estonia	Jaan Poska Nikolai Köstner Jaan Tõnisson Ants Piip Karl Robert Pusta Mihkel Martna Eduard Laaman Joakim Puhk	Attempted to gain recognition of the independence of Estonia.[4][5]
Democratic Republic of Georgia	Nikolay Chkheidze Irakli Tsereteli Zurab Avalishvili
Irish Republic	Seán T. O'Kelly	The unrecognized Irish Republic sent representatives in hope the republic declared at the Easter Rising in 1916 would be recognised, but they were ignored.[6][7]
Latvia		Attempted to gain recognition of the independence of Latvia.[4][8]
Lithuania	Augustinas Voldemaras Antanas Smetona	Attempted to gain recognition of the independence of Lithuania.[4][9]
Montenegro	Nicholas I of Montenegro	The unification of Serbia and Montenegro on 18th Novem-ber 1918 was contested by the exiled king of Montenegro. Despite Italian support, Montenegro was denied an official seat at the Peace Conferences, and the unification of Serbia and Montenegro was recognised.[10]
Newfoundland	William F. Lloyd	[11]
Mountainous Republic of the Northern Caucasus
Korean Provisional Government	Kim Kyu-sik	Representing the Provisional Government of the Republic of Korea, in-exile in China.[12]
Russia	Sergey Sazonov	The Allied Powers refused to recognise the Bolshevik government of Russia, and instead invited representatives of the Russian Provincial Council (chaired by Prince Lvov), the successor to the Russian Constituent Assembly and the political arm of the Russian White movement.[13][14]
San Marino	M. Bucquet	[15]
Tonga	Sālote Tupou III
Ukrainian People's Republic
Vietnam	Ho Chi Minh	Ho Chi Minh petitioned the conference, seeking self determination and independence for the Vietnamese people.[16][17]

Inter-Allied Women's Conference.

Other non-national or pan-national delegations were in Paris, hoping to petition the allies on issues relating to their causes.

The Principality of Andorra was not invited to attend, due to an 'oversight'. The issue of Andorra being at war was eventually resolved on September 24, 1958, when a peace treaty was signed.[18]