| Official Name: | Waibakul |
| Pushpin Map: | Indonesia Sumba#Indonesia |
| Pushpin Map Caption: | Location in Indonesia |
| Pushpin Mapsize: | 300 |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | Indonesia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Lesser Sunda Islands |
| Subdivision Type2: | Province |
| Subdivision Name2: | East Nusa Tenggara |
| Subdivision Type3: | Regency |
| Subdivision Name3: | Central Sumba |
| Timezone: | WITA / UTC |
| Utc Offset: | +8 |
| Coordinates: | -9.6333°N 144°W |
Waibakul is a town on Sumba island, in East Nusa Tenggara province of Indonesia and the seat (capital) of Central Sumba Regency.
Waibakul is in the middle of the western part of Sumba island, on the road that links Tambolaka (58km (36miles) north-west) to Waingapu (107km (66miles) east).[1]