Elsebach (in its upper course, upstream from the Lollenbach, also: Reingser Bach) is a small river of North Rhine-Westphalia, Germany.

Its source is north of Oestrich (a district of Iserlohn).

[2][3] Near Reingsen, it is joined by its left tributary Lollenbach.

[4] The open air bath "Elsebad" is named after the creek which was used in the past to provide water for the bath.

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