+--Gilbert De Umfreville 
      +--Robert De Umfreville  (ABT 1277-30 MAR 1325)
      |  |  +--Alexander Comyn  (ABT 1217-)
      |  +--Elizabeth Comyn  (ABT 1248-17 FEB 1326/1327)
      |     |     +--Saher De Quincy 
      |     |  +--Roger De Quincy  (ABT 1174-12 APR 1264)
      |     |  |  |  +--Robert III de Beaumont 
      |     |  |  +--Margaret de Beaumont 
      |     +--Elizabeth Isabel De Quincy  (ABT 1220-12 APR 1282)
      |        |              +--Dolfin  Maldred Prince of Scotland   (ABT 1042-)
      |        |           +--Fergus of Galloway  (ABT 1078-12 MAY 1161/1166)
      |        |        +--Uchtred of Galloway  (ABT 1118-22 SEP 1174)
      |        |        |  |     +--William The Conqueror  (1028-9 SEP 1087)
      |        |        |  |  +--Henry I Beauclerc  (ABT SEP 1068-1 DEC 1135)
      |        |        |  |  |  +--Matilda of Flanders  (ABT 1031-2 NOV 1083)
      |        |        |  +--Joan (Elizabeth)   (1084/1095-)
      |        |        |     +--   
      |        |     +--Roland of Galloway 
      |        |     |  |  +--Waldeve, Lord of Allerdale  
      |        |     |  +--Gunnild of Dunbar  
      |        |  +--Alan of Galloway  (ABT 1186-1234)
      |        |  |  +--Elena De Morville 
      |        +--Helen of Galloway  (ABT 1208-AFT 21 NOV 1245)
   +--Thomas De Umfreville  (ABT 1325-)
   |  +--Alianore   (ABT 1300-31 MAR 1368)
+--Thomas De Umfreville  (1361-12 FEB 1390/1391)
|  |  +--Adam De Rodham 
|  +--Joan De Rodham  (ABT 1330-)
Elizabeth De Umfreville  (1385-23 NOV 1424)
+--Agnes De Grey  (1365-25 OCT 1420)