Gilbert, Earl of Orkney
Gilbert, son of Magnus (1210–1256) was
Orkney (which, at the time, included Caithness and Sutherland). Although this was a Norwegian title, some writers use the Scottish term earl, as when the land became Scottish, in the 15th century, the position was replaced by an earl
.
Son of Jarl
Magnus III, who succeeded him, and Matilda (or Maud), who married Malise II, Earl of Strathearn, and was the great-grandmother of Malise V, Earl of Strathearn, who later also inherited the jarldom
.