Sundene is a village in Færder Municipality in Vestfold county, Norway. The village is located on the island of Tjøme, about 6 km to the north of the village of Tjøme, about 4 km to the north of the village of Svelvik, and about 3 km to the northwest of the village of Grimestad. A bridge connects Sundene with the village of Kjøpmannskjær which lies about 1 km to the northwest on the island of Nøtterøy. The village of Sundene and the surrounding countryside had a population (in 2007) of 345.