Röhr () is a river of North Rhine-Westphalia, Germany. It is a left tributary of the Ruhr river, itself a tributary of the Rhine. It flows into the Ruhr in Arnsberg-Hüsten.
It has the following main tributaries: The Sorpe is a left tributary stream of the Röhr, in Hochsauerlandkreis. The Linnepe is a right tributary stream of the Röhr, also in Hochsauerlandkreis.
See also Sorpe Dam List of rivers of North Rhine-Westphalia
References