Åsa Haraldsdottir of Agder

Åsa Haraldsdottir of Agder (died c.834?) was a semi-legendary Norwegian Viking Age queen regnant of the petty kingdom of Agder. According to sagas referencing the clan Yngling (Ynglingaätten), she was the mother of Halfdan the Black (Halvdan Svarte), Sigurd Ring (Sigurd Hringrr) and also grandmother of King Harald Fairhair (Harald Hårfagre) and the legendary King Ragnar Lothbrok (Ragnarr Loðbrók).