Family: 4th Earl of Hertford and 5th Earl of Gloucester Gilbert de Clare, III / Countess of Cornwall Isabel Marshall (F7486)
m. 9 Oct 1217Drag or scroll to see more of the chart.
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![]() | Earl of Clare Richard de Clare![]() ![]() |
![]() | 1st Earl of Pembroke William Marshall, the Elder![]() |
![]() | 4th Countess of Pembroke Isabella de Clare![]() ![]() |
![]() | Sibyl Marshall![]() ![]() |
![]() | Countess of Cornwall Isabel Marshall![]() ![]() |
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![]() | Eighth Earl of Clare, Sixth Earl of Hertford, 6th Earl of Gloucester Richard de Clare, IV![]() ![]() |
![]() | Isabel de Clare![]() ![]() |