Family: Sir William ( 3rd Baron Montacute, 1st Earl of Salisbury, and King of Mann) De Montagu / Katherine DeGrandison (maid. name 1)

Maternal line Sir William ( 3rd Baron Montacute, 1st Earl of Salisbury, and King of Mann) De Montagu
ELIZABETH Baroness De MONTFORT (maid. name 1) 1273 - 1345  (72 years)	_	William III, (2nd Baron of Salisbury,) DeMontagu (maid. name 1) 1265 - 1320  (55 years)
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Matilda DeLaWarr 1242 - 1275  (33 years)	_	Piers Peter DeMontfort 1240 - 1286  (46 years)

Maternal line Katherine DeGrandison (maid. name 1)

No parents are registered.