Rygi is a village in Notodden Municipality, in Telemark, Norway. Rygi lies at 140 m above sea level, in the Blefjell mountains. The nearest city is Kongsberg, 27 km to the east. Among the landmarks around are Heddal Stave Church (1.4 km), Old Bø Church (21 km) and Lisleherad Church (5.1 km). Among the natural features are Liafoss (3.4 km) and Labrofossen (27 km).