| Rotsee | |
|---|---|
 Rotsee, with a train on the Zug–Lucerne railway in the background | |
  Rotsee  Rotsee  Rotsee | |
| Location | Canton of Lucerne |
| Coordinates | 47°04′11″N 8°18′51″E / 47.06972°N 8.31417°E |
| Primary outflows | Ron |
| Basin countries | Switzerland |
| Max. length | 2.5 km (1.6 mi) |
| Max. width | 0.3 km (0.19 mi) |
| Surface area | 0.48 km2 (0.19 sq mi) |
| Max. depth | 16 m (52 ft) |
| Surface elevation | 419 m (1,375 ft) |
| Settlements | Lucerne, Ebikon |
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The Rotsee (previously known as Rootsee) is a natural rowing lake on the northern edge of Lucerne, Switzerland. It is regarded as one of the best rowing venues in the world.