Hemenahei Island is an island in Papua New Guinea, part of the Calvados Chain within the Louisiade Archipelago. It is located to toward the eastern end of the Calvados Chain, in the Louisiade Archipelago, in the Milne Bay Province, between Pana Tinani (off Vanatinai) in the East and Pana Wina in the West. Its area is 10.24 km². The island was previously inhabited (Niyalehoi village on the northern coast) but now only being used as fishermen camp for occasional fishermen who come from Pana Tinani.Niyalehoi had some gardens for yams and sago, that Sabari Islanders used to crop.