The Dinkelberg is a partially forested hill range, up to 536.2 m above sea level (NHN), about 145 km2 in area, in the High Rhine region of Germany. It lies within the counties of Lörrach and Waldshut in the German state of Baden-Württemberg and the Swiss canton of Basel-Stadt. It is on the southwestern edge of the Southern Black Forest, from which it is geologically distinct.