Weser-Aue

Weser-Aue is a Samtgemeinde ("collective municipality") in the district of Nienburg, in Lower Saxony, Germany. Its seat is in the village Marklohe. It was established on 1 November 2021 by the merger of the former Samtgemeinden Marklohe and Liebenau.

The Samtgemeinde Weser-Aue consists of the following municipalities:
 * 1) Balge
 * 2) Binnen
 * 3) Liebenau
 * 4) Marklohe
 * 5) Pennigsehl
 * 6) Wietzen