His profile gives his father as Gospatric, Earl of Dunbar.
http://thepeerage.com/p10769.htm#i107685 calls him Uchtred fitz Maldred, the son of Maldred. Cites BP1999 volume 1, page 13
http://www.knight-france.com/geneal/names/1670.htm calls him Uchtred FITZ MALDRED, Lord Of Raby, again the son of Maldred. Cites St Cuthbert and the Normans: the Church of Durham, 1071-1153. Also cites Ancestral roots of certain American colonists who came to America before 1700
http://washington.ancestryregister.com/CARLISLE00006.htm calls him Uchtred FITZ MALDRED Lord of Raby, again the son of Maldred. Cites Weis, Frederick Lewis, Walter Lee Shepard, William R. & Kaleen E. Beall, Ancestral Roots of Certain American Colonists Who Came to America before 1700 - 8th and Earlier Editions, (Genealogical Publishing Co., Inc.; Baltimore MD; 2004; 359 pages). Cites Mosley, Charles as Editor in Chief, Burke's Peerage and Baronetage, (106th Edition; 1999), 13.
https://www.wikitree.com/wiki/Dunbar-1893 Uchtred FITZMALDRED Lord of Raby, again the son of Maldred. Cites The Royal Descents of 500 Immigrants, by Gary Boyd Roberts, p. 440.
Could it be his father is Maldren rather than Gospatrick?