Cartier is a surname. Notable people with the surname include:
Albert Cartier, French footballer
Antoine Ephrem Cartier, American businessman
Edd Cartier (born 1914), American pulp magazine illustrator
Anne Cartier or Kitana Baker, American actress and model
George Cartier (1869-1944), American football player
George-Étienne Cartier (1814–1873), Canadian statesman and Father of Confederation
Henri Cartier-Bresson (1908–2004), French photographer
Jacques Cartier (1491–1557), French explorer
John Cartier (1733-1802), British colonial governor of Bengal
Patricia and Emmanuel Cartier, French criminals
Pierre Cartier (mathematician) (born 1932), French mathematician
Rudolph Cartier (1904–1994), Austrian television director
Walter Cartier (1922–1995), American boxer turned actor
Jacques-Theodule Cartier (1885–1942), French jeweller who ran the London branch of Cartier, brother of Louis and Pierre
Louis Cartier, brother of Pierre and Jacques, who popularized the wristwatch
Pierre Cartier (jeweler), French jeweller, one-time owner of the Hope Diamond, brother of Louis and Jacques
Warren Antoine Cartier, American businessman