Geoffroy is a surname. Notable persons with that surname include:
Jean-Baptiste Geoffroy (1601–1675), French composerJean-Nicolas Geoffroy (1633–1694), French harpsichordist and organistÉtienne François Geoffroy (1672–1731), French apothecary and chemistClaude Joseph Geoffroy (1685–1752), French apothecary, chemist and botanist; younger brother of Étienne François GeoffroyÉtienne Louis Geoffroy (1725–1810), French entomologistClaude François Geoffroy (1729–1753), French chemist, discoverer of bismuthJulien Louis Geoffroy (1743–1814), French literary criticJean-Baptiste Lislet Geoffroy (1755–1836), French astronomer, botanist and cartographerÉtienne Geoffroy Saint-Hilaire (1772–1844), French naturalistIsidore Geoffroy Saint-Hilaire (1805–1861), French zoologist, son of Étienne Geoffroy Saint-Hilaire