Arvieu (French pronunciation: [aʁvjø]; Occitan: Arviu) is a commune in the Aveyron department in the Occitanie region of southern France.

The Céor river rises in the east of the commune and flows west through the village then south forming part of the western border before continuing west to join the Viaur at Saint-Just-sur-Viaur.

The Ruisseau de Glauzeilles rises in the north of the commune flowing west then south-west, forming the north-eastern border of the commune, to join the Céor.

[3] [4] [3] Party per bend sinister, at 1 Azure with a Cross of Malta of Or; at 2 Gules, a lion Argent.

List of Successive Mayors[6] The inhabitants of the commune are known as Arvieunois or Arvieunoises in French.