Nimigen Island (previously: Kemisuack, Kemisoke, Kimersok, Kimisoke) is an uninhabited Baffin Island offshore island located in the Arctic Archipelago in Nunavut's Qikiqtaaluk Region. It lies in Cumberland Sound, approximately 10.5 km (6.5 mi) east of Robert Peel Inlet To its east is Utsusivik Island; south is Chidliak Bay.

In the mid 19th century, the island supported a whaling industry.