The Dore is a 141 km long river in central France (département Puy-de-Dôme), right tributary of the river Allier. Its source is near the town Saint-Germain-l'Herm, in the Massif Central. The Dore flows generally north through the following towns: Arlanc, Ambert, Courpière, Puy-Guillaume. The Dore flows into the river Allier 6 km north of Puy-Guillaume.