Birgitte Grimstad (born 15 December 1935) is a Danish-born Norwegian singer, guitarist, composer and writer. Grimstad was born in Copenhagen, Denmark, the daughter of Aksel Schiøtz and Gerd Haugsted. She was married to ambassador Per Øystein Grimstad from 1958 to 1988. Grimstad studied theatre and mass media at the University of Minnesota, United States. She moved to Norway in 1959, and produced television shows for the Norwegian Broadcasting Corporation (NRK), including children's