Arnulphe d'Aumont (27 December 1720 – 8 August 1800) was a French doctor. His name is also spelled Daumont. He was born in Grenoble and died in Valence. After receiving his doctorate in 1744, he became royal professor at the University of Valence in Dauphiné. In 1744 he published Relation des fêtes publiques données par l'université de Montpellier, à l'occasion du rétablissement de la santé du roi, procuré par trois médecins de cette école. He wrote the article "Enfance" in the Encyclopédie.