Bokn is a municipality in the Rogaland county, Norway. It is part of the traditional district of Haugaland. Bokn was separated from Skudenes in 1849.Bokn is one of the smaller municipalities of Rogaland, consisting of 3 islands: Ognøy, Austre (eastern) Bokn, and Vestre (western) Bokn. The three islands are now linked via bridges to Tysvær on the mainland, and the main coastal highway between Stavanger and Bergen now pass over Bokn, connecting southwards by ferries to Rennesøy. There are specific plans of building an undersea tunnel directly to the mainland north of Stavanger.