Hermansen Island[1][2][3] (Norwegian: Hermansenøya) is an island in Oscar II Land at Spitsbergen, Svalbard.

It has a length of about three kilometers, and is located in Forlandsundet at the mouth of St. Jonsfjorden.

The island is named after Norwegian naval officer Andreas Encke Hermansen.

[4][5] The island was protected as a bird reserve in 1973.

This Svalbard location article is a stub.