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.