Kvinnherad is a municipality in Vestland county, Norway. It is located in the traditional district of Sunnhordland, along the Hardangerfjorden. The municipality was the 5th in size in former Hordaland county.

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.