Rognvald Eysteinsson was a prominent figure in Norse history, known as the Earl of Møre in Norway. He lived during the 9th century and was a key player in the Viking Age, known for his leadership and influence in the region. Rognvald was a descendant of the famous Viking chieftain Harald Fairhair, who is credited with unifying Norway. Rognvald is also recognized for his role in the settlement of Orkney and Shetland Islands. He was the first earl of Orkney, establishing a legacy that would continue through his descendants. His life and actions contributed significantly to the expansion of Norse culture and influence in the British Isles.