Family: GILBERT III (Magna Charta Baron) DeCLARE (maid. name 4th Earl of Hertford, 5th Earl of Gloucester) / ISABEL Lady MARSHALL (maid. name Countess of Gloucester)

Paternal line GILBERT III (Magna Charta Baron) DeCLARE (maid. name 4th Earl of Hertford, 5th Earl of Gloucester)

No parents are registered.

Paternal line ISABEL Lady MARSHALL (maid. name Countess of Gloucester)

No parents are registered.