| Großes Heiliges Meer | |
| Location: | Hopsten, Kreis Steinfurt, North Rhine-Westphalia |
| Pushpin Map: | North Rhine-Westphalia |
| Coords: | 52.3519°N 7.6336°W |
| Basin Countries: | Germany |
| Length: | 320m (1,050feet) |
| Width: | 120m-140mm (390feet-460feetm) |
| Area: | 11ha |
| Max-Depth: | 10.7m (35.1feet) |
| Elevation: | 425m (1,394feet) |
Großes Heiliges Meer is a lake in Hopsten, Kreis Steinfurt, North Rhine-Westphalia, Germany. At an elevation of 42,5 m, its surface area is 11 ha.