Lagarde is a French surname. Notable people with the surname include:
Alfred Lagarde (1948–1998), Dutch voice actor Céline Laguarde (1873–1961), French photographer, a member of the Pictorialist movement Charles Lagarde (1878–?), French Olympic athlete Christine Lagarde (born 1956), French politician, current President of the European Central Bank and former Managing Director of the IMF Claude Lagarde (1895–1983), French Olympic shooter Claude François Chauveau-Lagarde (1756–1841), French lawyer and political figure Jean-Christophe Lagarde (born 1967), French political figure Jocelyne LaGarde (1924–1979), Tahiti-born Hawaiian personality, noted for appearance in 1966 film Hawaii Karloff Lagarde (1928–2007), Mexican athlete in professional wrestling Karloff Lagarde, Jr. (1970–2024), Mexican athlete in professional wrestling Léonce Lagarde (1860–1936), French political figure Maurice L. Lagarde (f. 2000s), US businessman Maxime Lagarde (born 1994), French chess grandmaster Paul Lagarde (1891–?), French Olympic pole vaulter Paul de Lagarde (1827–1891), German scientist and academician Tom LaGarde (born 1955), American basketball player