Gyda Eiriksdatter
Gyda Eiriksdottir of Hordaland (Gyða Eiríksdóttir) was a semi-legendary Norwegian concubine during the Viking Age. She appears in the Saga of Harald Fairhair (Harald Hårfagres saga) in Snorri Sturluson's Heimskringla. The story is not mentioned in any other source.