8°24′S 143°27′E / 8.400°S 143.450°E / -8.400; 143.450

Purutu Island
Map
Geography
LocationFly River delta
Area186 km2 (72 sq mi)
Administration
ProvinceWestern Province
LLGKiwai Rural LLG

Purutu Island is the second largest island in the Fly River delta, Papua New Guinea, after Kiwai Island. Its area is 186 km2 (72 sq mi).

Administratively, the island belongs to Kiwai Rural LLG in South Fly District of Western Province.