Tanaghai
| Tanaghai | |
|---|---|
| Village | |
| Coordinates: 9°25′14″S 159°54′2″E / 9.42056°S 159.90056°E | |
| Country | Solomon Islands | 
| Province | Guadalcanal | 
| Island | Guadalcanal | 
| Time zone | UTC+11 (UTC) | 
Tanaghai is a village in Guadalcanal, Solomon Islands. It is located 6.7 kilometres (4.2 mi) by road west of downtown Honiara. The Poha River flows into the sea in the north of the village.