Achard is a French surname. During the Middle Ages, it was also a given name from Norman.
As a surname, it may refer to:
Albert Achard (1894–1972), French World War I flying ace Antoine Achard (1696–1772), Swiss Protestant minister Claude-François Achard (1751–1809), French physician Emile Achard (1860–1944), French physician Franz Karl Achard (1753–1821), Prussian chemist Gilbert Achard-Picard (1918–1954), French bobsledder Guy Achard (born 1936), French Latinist Jean Achard (painter) (1807–1884), French painter Jean Achard (racing driver) (1918–1951), French race-car driver and journalist Julien Alexandre Achard de Bonvouloir (1749–1783), secret French envoy to the American colonies Léon Achard (1831–1905), French tenor Louis Amédée Achard (1814–1875), French novelist Marcel Achard (1899–1974), French playwright Michel Jacques François Achard (1778–1865), French general Sophie Achard (born 1977), French statistical neuroscientist
As a given name, it may refer to:
Achard of Saint Victor (), cannon regular and bishop Count Achard of Lecce, Norman count of Lecce