The name Ragnhild Sigurdsdotter may refer to two different figures from Old Norse literature, an amalgam of them, or a purely fictitious figure. * The wife of (c. 810 – c. 860) * A woman who lived during the late 9th and/or early 10th centuries, who was the daughter of Sigurd Hart of the Dagling clan, . While some traditional accounts portray these two figures as the same woman, they (and their relatives) lived in differing periods.