1919 in France

18 January – The Paris Peace Conference, opens at the Quai d'Orsay,^[1] with delegates from 27 nations attending for meetings at the Palace of Versailles (anniversary of the 1871 proclamation of William I as German Emperor at Versailles); for its duration Paris is effectively the center of a world government.^[2] On 25 January the Conference agrees to establish the League of Nations.
March – An automobile brand, Citroën, was established by André Citroën.^{[citation needed]}
April – Long-Berenger Oil Agreement is concluded between France and the United Kingdom over oil rights.
1 May (Premier Mai) – A large left-wing demonstration leads to a violent confrontation with the police.
28 June – Treaty of Versailles is signed, officially ending World War I and concluding the main sessions of the Paris Peace Conference.
7 July – First customer takes delivery of a Citroën automobile.
31 July – Perfumier L'Oréal is registered by Eugène Schueller.
10 September – Treaty of Saint-Germain-en-Laye is signed, ending World War I with Austria.
16 November – Legislative Election held.
17 November – American expatriate Sylvia Beach opens the Shakespeare and Company bookstore in Paris.
27 November – Treaty of Neuilly-sur-Seine is signed.
30 November – Legislative Election held.

6 January – Jacques Laurent, writer and journalist (died 2000)
15 January – Maurice Herzog, climber and politician (died 2012)
19 January – Simone Melchior, wife and business partner of Jacques-Yves Cousteau (died 1990)
18 March
- Michèle Arnaud, singer, producer and director (died 1998)
- Roland Weyl, militant and lawyer (died 2021)
22 March – Diran Manoukian, Olympic field hockey player (died 2020)
1 April – Jeannie Rousseau, Allied intelligence agent (died 2017)
3 April – Marguerite Harl, literary scholar (died 2020)
7 April – Jackie Sardou, actress (died 1998)
8 April – André Héléna, writer (died 1972)
10 April – Cécile Rol-Tanguy, resistance officer (died 2020)
13 April – René Gallice, soccer player (died 1999)
21 April – André Bettencourt, Resistance fighter, politician and Minister (died 2007)
29 April – Gérard Oury, actor, writer and producer (died 2006)
30 April – François Brigneau, journalist and author (died 2012)
13 May – Pierre Sudreau, politician (died 2012)
24 May – Paul Rambié, painter (died 2020)
7 June – Roger Borniche, detective (died 2020)
9 June - Georges Bonnet, writer and poet (died 2021)
21 June
- Tsilla Chelton, actress (died 2012)
- Jean Joyet, painter (died 1994)
21 June – Guy Lux, game show host and producer (died 2003)

3 October – Jean Lefebvre, actor (died 2004)
7 October – Georges Duby, historian (died 1996)
8 October – André Valmy, actor (died 2015)
20 October – André Pousse, actor (died 2005)
26 October – Marcel Le Roy, resistance fighter (died 2020)
5 November – Félix Gaillard, Radical politician and Prime Minister of France (died 1970)
10 November – François Périer, actor (died 2002)
16 November – Georges-Hilaire Dupont, Roman Catholic bishop (died 2020)
18 November – Andrée Borrel, World War II heroine (executed) (died 1944)
20 November – Maurice Paul Delorme, prelate (died 2012)
21 November – Jacques Senard, diplomat (died 2020)
11 December – Lucien Teisseire, road bicycle racer (died 2007)
13 December – Huguette Béolet, tennis player
24 December – Pierre Soulages, painter and sculptor (died 2022)
25 December – Noëlla Rouget, resistance fighter and teacher (died 2020)
30 December – François Bordes, scientist, geologist, and archaeologist (died 1981)

Incumbents