Snape Island is an uninhabited island in Qikiqtaaluk Region, Nunavut, Canada. Located in Hudson Bay, it is a member of the Belcher Islands group. It closes Omarolluk Sound on its southwestern side. Rock Passage at its north end separates it from the Mukpollo Peninsula of Flaherty Island, and the Narrow Passage at its southeast end separates it from O'Leary Island.