| Lake Kumbolo | |
|---|---|
| Ranu Kumbolo (Javanese) Danau Kumbolo (Indonesian) | |
 A view of Ranu Kumbolo | |
  Lake Kumbolo | |
| Location | Bromo Tengger Semeru National Park, East Java, Indonesia |
| Coordinates | 8°03′S 112°55′E / 8.050°S 112.917°E |
| Type | Volcanic |
| Primary inflows | Precipitation only |
| Surface area | 15 ha (37 acres) |
| Surface elevation | 2,400 m (7,900 ft) |
| References | [1] |
Ranu Kumbolo (Indonesian: Danau Kumbolo) is a mountainous lake located in Bromo Tengger Semeru National Park, East Java, Indonesia. The lake is part of the easiest route from Ranu Pani to Mount Semeru Peak.