Le Claire, LeClair, LeClaire or Leclair is a French or Francophone surname which can refer to:
Antoine Le Claire (1797–1861), U.S. Army interpreter, founded Davenport, Iowa
Day Leclaire, an American author.
Denise LeClair Cobb, American former CNN Headline News anchor.
Didier Leclair (b. 1967) a Canadian francophone fiction writer.
Jean-Marie Leclair, also known as Jean-Marie Leclair the Elder, (1697–1764), a French Baroque violinist and composer.
Jean-Marie Leclair the younger (1703–1777), a French composer, the younger brother of the better-known Jean-Marie Leclair the Elder.
Donat Leclair (b. 1951 or 1952), the chief financial officer and executive vice president of Ford Motor Company.
Harold LeClair Ickes (1874–1952), a U.S. administrator and political figure and former Secretary of the Interior (1933 to 1946).
Jack LeClair (b. 1929), a former Canadian ice hockey player.
James LeClair (b. 1950), a former American football player
John LeClair (b. 1969), American former professional ice hockey player.
Judith LeClair (b. 1958), an American bassoonist.
Keith LeClair, an American college baseball coach
Maurice LeClair (b. 1927) a Canadian physician, businessman, civil servant, and academic.
Pierre-Julien Leclair (1860– after 1896), a Canadian politician.
Edme-Jean Leclaire (1801–1872) a French economist and businessman
Pascal Leclaire (b. 1982), a Canadian ice hockey player.
Edward J. LeClair (b. 1982), Reality TV Star and Real Estate Agent.
