Rosskreppfjorden is a lake on the border between the municipalities of Valle (in Aust-Agder county) and Sirdal (in Vest-Agder county), Norway. The lake is part of the Kvina river system and has a hydroelectric power plant in a dam on the south end of the lake. The lake has an area of and sits at an elevation of about above sea level.

Rosskreppfjorden is a lake on the border between the municipalities of Valle (in Aust-Agder county) and Sirdal (in Vest-Agder county), Norway. The lake is part of the Kvina river system and has a hydroelectric power plant in a dam on the south end of the lake. The lake has an area of and sits at an elevation of about above sea level.