Rogn is a village in Bamble Municipality, in Telemark, Norway. Rogn lies at 28 m above sea level. The nearest city is Porsgrunn/Skien, 15.7 km to the north. Beaches nearby: Rognstranda (0.8 km), Rognstranda (0.9 km), Hydrostranda (1.1 km). Among the landmarks around are Kaupang (24 km), Grenland Bridge (6.1 km) and Brevik Bridge (5.6 km). Among the natural features are Mølen tumuli (7.7 km) and Bjørnøya (7.1 km).