Vanua Balavu
| Location in the Lau Group | |
| Geography | |
|---|---|
| Location | Fiji | 
| Coordinates | 17°14′S 178°57′W / 17.233°S 178.950°W | 
| Archipelago | Northern Lau Islands | 
| Adjacent to | Koro Sea | 
| Total islands | 1 | 
| Major islands | 1 | 
| Area | 57 km2 (22 sq mi) | 
| Length | 21 km (13 mi) | 
| Highest elevation | 283 m (928 ft) | 
| Administration | |
| Fiji | |
| Division | Eastern | 
| Province | Lau Province | 
| Sub-Province | Northern Lau Islands | 
| Largest settlement | Lomaloma (pop. 250) | 
| Demographics | |
| Population | 1200 (2014) | 
| Pop. density | 21.05/km2 (54.52/sq mi) | 
| Ethnic groups | Native Fijians, Indo-Fijians ; other (Asian, Europeans, other Pacific Islander) | 
Vanua Balavu (pronounced [βaˈnua mbaˈlaβu]) is the third largest island in Fiji's Lau archipelago, and the main island of the Northern Lau Group.