Barbier is a French surname. Notable people with the surname include:
- Antoine Alexandre Barbier (1765âÂÂ1825), French librarian
- Carl Barbier (born 1944), U.S. Federal Judge, Eastern District of Louisiana
- Charles Barbier (1767âÂÂ1841), French inventor of alternative writing methods
- Charles Barbier de Meynard (1826âÂÂ1908), French historian and orientalist
- Christophe Barbier (born 1967), French journalist
- Darren Barbier (born 1960), American college football coach
- Edmond Jean François Barbier (1689âÂÂ1771), French jurisconsult and chronicler of life in 18th-century Paris
- Gabriel Barbier-Mueller, Swiss CEO of Harwood International
- George Barbier (illustrator) (1882âÂÂ1932), French illustrator
- George Barbier (actor) (1864âÂÂ1945), American actor
- Henri Auguste Barbier (1805âÂÂ1882), French dramatist and poet
- Jean-François Barbier (1754–1828), French general during the French Revolutionary Wars and Napoleonic Wars
- Joannès Barbier (1854âÂÂ1909), French photographer in colonial Africa
- Joseph-ÃÂmile Barbier (1839âÂÂ1889), French astronomer and mathematician
- Leonid Barbier (1937âÂÂ2023), Soviet swimmer
- Louis Barbier (1593âÂÂ1670), French bishop
- Philippe Barbier (1848âÂÂ1922), French organic chemist
- Pierre Barbier (born 1997), French racing cyclist
- René Barbier (1891âÂÂ1966), French fencer
- Rudy Barbier (born 1992), French racing cyclist
- Sal Barbier (born 1969), American skateboarder and footwear designer