Vicq-sur-Breuilh (; ) is a commune in the Haute-Vienne department in the Nouvelle-Aquitaine region in west-central France.
The village lies in the middle of the commune, on the right bank of the ruisseau de Vicq, which flows into the Breuilh, a tributary of the Briance, which forms all of the commune's north-western border.
Inhabitants are known as Vicquois.