| Aue | |
| Pushpin Map: | Lower Saxony |
| Pushpin Map Caption: | Location of mouth in Lower Saxony |
| Mouth Location: | Weser |
| Mouth Coordinates: | 52.3781°N 8.9761°W |
| Subdivision Type1: | Country |
| Subdivision Type2: | States |
| Length: | 38.9km (24.2miles) |
| Basin Size: | 173km2 |
The Aue, also known as the Bückeburger Aue, is an approximately long, eastern tributary of the river Weser in the Schaumburg District of Lower Saxony, and in the Minden-Lübbecke District of North Rhine-Westphalia. It flows into the Weser near Petershagen.