| Øyangen | |
| Pushpin Map: | Innlandet#Norway |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location of the lake |
| Coordinates: | 61.2146°N 8.883°W |
| Location: | Innlandet, Norway |
| Basin Countries: | Norway |
| Area: | 6.644km2 |
| Reference: | NVE[1] |
Øyangen is a lake in Innlandet county, Norway. The 6.644km2 lake lies on the border of the municipalities of Øystre Slidre, Vestre Slidre, and Vang. The lake lies about to the south of the village of Beitostølen and about to the northwest of the village of Skammestein. The lake is regulated for hydroelectric power generation. It serves as a reservoir for the nearby Lomen power plant.