Ullensvang is a municipality in Vestland county, Norway. It is located in the traditional district of Hardanger. The administrative centre is the town of Odda. Some of the notable villages in the municipality include Lofthus, Utne, Vikebygd, Alsåker, Botnen, Eitrheim, Håra, Røldal, Seljestad, Skare, Tyssedal, Jondal, Herand, Kysnesstranda, and Torsnes.

The Hardangerfjord is the fifth longest fjord in the world, and the second longest fjord in Norway. It is located in Vestland county in the Hardanger region. The fjord stretches 179 kilometres (111 mi) from the Atlantic Ocean into the mountainous interior of Norway along the Hardangervidda plateau. The innermost point of the fjord reaches the town of Odda.