Cognomen Reidunn (Reidunn 
) , around the world, is an extremely rare last name. The family name Reidunn is habitual in Southern Europe, particularly Spain, where it is a very rare surname. Much more frequently, Reidunn is the forename as well as the last name.
Rd, Solberg, Stavnem, Scherpf, Arntsen, Bubandt, Bækkelund, Petroni, Nielsen, Nordgård, Workinn, Myklebust, Senander, Andersen, Askevold, Lindstad, Løchstøer, Edelmann, Fuglestrand, Otterdal, Mellemstrand, Reinholdt, Fenton, Horgen, Hallan, Emblem, Vik, Rode, Dahl, Gurd, Holm, Falk, Øye, Saure, Selsjord, Stall, Heyerdahl, Stave, Fraas, Stormo, Storli, Storum, Svarstad, Aarsnes, Bjunes, Palmkvist, Raudstein, Lavoll, Aalen, and Lillefosse