Roger de Montgomery Earl of Shrewsbury(bef 1030 - 27 Jul 1094)Guy I Count of Ponthieu(abt 1032 - 13 Oct 1101)
Mabel de Belleme(abt 1015 - 2 Dec 1079)Ada of Amiens(abt 1034 - Mar 1066)
b. abt 1054, Ponthieu, ,France
d. 8 May 1131, Warham Castle, Dorset, England
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occ. 3rd Earl of Salisbury; Count of Ponthieu and Montreuil, and Seigneur de Belleme.
b. abt 1056, Ponthieu, ,France
d. bef 1103, Abbeville, Ponthieu, France
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Children