Søndre Folgefonna (English: Southern Folgefonna) is the third largest glacier in mainland Norway, and is the largest of the three glaciers constituting Folgefonna. The glacier is located at the base of the Folgefonna peninsula in Hordaland county in the border of the municipalities of Odda, Etne, and Kvinnherad. The highest point on the glacier is 1,660 m (5,446 ft) above sea level and its lowest point is 490 m (1,608 ft) above sea level.