Beauvoir may refer to:

• Cheridah de Beauvoir Stocks (1887–1971), British aviator
• Jean Beauvoir, American musician
• Joan de Beauvoir de Havilland, birth name of British actress Joan Fontaine (1917–2013)
• Marie-Louise de Beauvoir (1776–1855), Belgian pioneer educator
• Richard Benyon De Beauvoir (1769–1854), British Member of Parliament
• Roger de Beauvoir (1806–1866), pen name of French writer, Eugène Auguste Roger de Bully
• Simone de Beauvoir (1908–1986), French author, philosopher, and feminist
• Hélène de Beauvoir (1910–2001), French painter and sister of Simone de Beauvoir

• Beauvoir, Manche
• Beauvoir-de-Marc
• Beauvoir-en-Royans
• Beauvoir, Seine-et-Marne
• Beauvoir-Wavans
• Saint-Hilaire-de-Beauvoir
• Beaurevoir (formerly Beauvoir), Aisne

• De Beauvoir (ward), a ward in the London Borough of Hackney
• De Beauvoir Town, a district in North London, England

• Beauvoir (Biloxi, Mississippi), post-American Civil War home of Jefferson Davis, President of the Confederate States
• Pontikokastro, a castle in southern Greece, known as Beauvoir by the Frankish Crusaders
• Beauvoir, an elementary school in Washington, D.C.; see National Cathedral School

• Belvoir (disambiguation), a synonymous name
• Passerelle Simone-de-Beauvoir, a pedestrian bridge across the Seine River in Paris, France