Worldwide, Nysæther (Nysæther 
) is an extremely rare unknown gender forename. Much more frequently, Nysæther is the last name as well as the forename.
Kai, Morten, Anders, Kjetil, Regine, Thomas, Eivind, Henrik, Vidar, Helene, Andreas, Kenneth, Ingvild, Marianne, Mathilde, Jens-Egil, Ingeborg, Mathias, Lasse, Stian, Simen, Kim, Jan, Ole, Mari, Mona, Anne, Arne, Knut, Pål, Lene, John, Jill, Tore, Elin, Egil, Maria, Magne, Alexander, and Christoffer