Dober, also called Doberbach, is a river of Thuringia and Bavaria, Germany.
The Dober is about long and is a left tributary of the Kremnitz. Its source is in the Franconian Forest, south of the Wetzstein and southwest of Brennersgrün, a district of Lehesten. Northwest of Lahm, a district of Wilhelmsthal, the Dober flows into the Kremnitz.
Tributaries of the Dober are the Schwarze Sutte from the right and the Dorfbach (in Tschirn) from the left.