Rosbach is a railway station on the Sieg Railway, situated at Windeck, Rhein-Sieg-Kreis in western Germany. The station building was built between 1880 and 1897 on a section of the Sieg Railway that was opened by the Cologne-Minden Railway Company between Eitorf and Wissen on 1 August 1861. It has two platform tracks and is classified by Deutsche Bahn as a category 6 station.