Nielsen Hayden genealogy
Descendants of Gilbert
Gilbert
   └─ William de Lancaster (of Kendal, Westmorland, England - Bef 29 Sep 1170)
    (Unknown first wife of William de Lancaster)
    :   └─ William de Lancaster (Abt 1110 - Aft 1176)
    :    Helewise de Stuteville (1165 - 1226)
    :        + Gilbert Fitz Reinfrid ( - 1219)(m. Bef 20 Jul 1189)
    (Unknown mistress of William de Lancaster)
    :   └─ Gilbert de Lancaster (of Stainton, Yorkshire, England - Bef 1220)
    :   
    :        + Michael le Fleming (of Aldingham, Lancashire, England - 1186)
    Gundred de Warenne ( - Aft 1156)(m. Aft 1153)
       └─ Avice de Lancaster (1155 - 1191)
        Richard de Morville (1125 of Lauder in Lauderdale, Berwickshire, Scotland - 1189)
           └─ Ellen de Morville ( - 11 Jun 1217 Galloway, Perthshire, Scotland) =>
            + Roland fitz Uchtred (of Galloway, Perthshire, Scotland -
            19 Dec 1200 Northampton, Northamptonshire, England)(m. Bef 1185)
            19 Dec 1200 Northampton, Northamptonshire, England)(m. Bef 1185)