| Vanån | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Sweden |
| Subdivision Type3: | County |
| Subdivision Name3: | Dalarna County |
| Length: | 110km (70miles)[1] |
| Discharge1 Avg: | 28m3/s |
| Mouth: | Västerdal River |
| Mouth Location: | Vansbro |
| Mouth Coordinates: | 60.5097°N 14.2417°W |
| Basin Size: | 2380km2 |
Vanån is a river in Sweden and the largest tributary of Västerdal River. The annual open water swimming competition Vansbrosimningen takes place in Vanån (2000 m) and Västerdal River (1000 m).