Strombach is a river of North Rhine-Westphalia, Germany.

It is a right tributary of the Agger.

The current's source comes from the northern outskirts of Gummeroth at an elevation of 354 metres (1,161 ft) above sea level.

The stream then slowly moves in a mostly southern direction through a number of villages including: Gummeroth, Strombach, Hardt-Hanfgarten and Liefenroth around Vollmerhausen at 168 metres (551 ft) above sea level where it then opens into the Agger.

This article related to a river in North Rhine-Westphalia is a stub.