Cailloux

Cailloux, Cailleux, or Caillaux is a French surname. Notable people with the surname include:


 * Alphonse de Cailleux (1788–1876), French painter and director of the Musée du Louvre
 * André Cailleux (1907–1986), French paleontologist and geologist
 * Andre Cailloux (1825–1863), U.S. soldier
 * Edmond Caillaux (1896–1943), French World War I flying ace
 * Joseph Caillaux (1863–1944), French politician and prime minister from 1911 to 1912
 * Henriette Caillaux (1874–1943), French socialite and wife of Joseph Caillaux
 * Théophile Cailleux (fl. 1879), Belgian lawyer and author