Votna is a lake in Ullensvang Municipality in Vestland county, Norway. The 4.6-square-kilometre (1.8 sq mi) lake lies about 4 kilometres (2.5 mi) straight east of the village of Røldal. The European route E134 highway runs along the northern part of the lake. There is a dam on the southwest end of the lake which regulates the level of the lake for purposes of hydroelectric power generation.