The municipality Tysnes is a group of islands in the county of Hordaland, Norway. It is located south of Bergen where the Hardangerfjord and the coastal archipelago meet. As of January 1, 2002 it had 2,843 inhabitants.

The largest of these islands, also named Tysnes, can be reached from the mainland either by ferry to the city of Våge in the north of the island or by the bridge constructed on the eastern side of the island.