| Großer Binnensee | |
| Location: | Kreis Plön, Schleswig-Holstein |
| Coords: | 54.3247°N 10.6275°W |
| Inflow: | Kossau |
| Basin Countries: | Germany |
| Pushpin Map: | Schleswig-Holstein |
| Area: | 4.8km2 |
Großer Binnensee is a lake in Kreis Plön, Schleswig-Holstein, Germany. Its surface area is 4.8 km².