| Passader See | |
| Location: | Eastern Schleswig-Holstein |
| Pushpin Map: | Schleswig-Holstein |
| Coords: | 54.3489°N 10.3189°W |
| Inflow: | Salzau, Jarbek |
| Outflow: | Hagener Au |
| Basin Countries: | Germany |
| Area: | 2.7km2 |
| Max-Depth: | 10.7m (35.1feet) |
| Shore: | 12km (07miles) |
| Elevation: | 18.8m (61.7feet) |
Passader See is a lake in Eastern Schleswig-Holstein, Germany. At an elevation of 18,8 m, its surface area is 2.7 km².