Family: William ap Thomas Herbert / Gwaladus Verch Dafydd, Countess (F8069)
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Male
William ap Thomas Herbert
Birth 1401 Yorkshire, England 
Death 1446 Yorkshire, England Burial 1446 Yorkshire, England Marriage Father Thomas ap Gwilim | F9119 Group Sheet Mother Maud Morley, Lady of Ragland Castle | F9119 Group Sheet
Female
Gwaladus Verch Dafydd, Countess
Birth 1405 Herefordshire, England Death 1454 Yorkshire, England Burial 1454 Monmouthshire, England Father David Gam | F23106 Group Sheet Mother
Female
+ Margred verch Herbert
Birth 1419 Yorkshire, England Death Yorkshire, England Burial Spouse Henry Wogan | F10734 Marriage
Male
+ William Herbert, 1st Earl of Pembroke
Birth Abt 1423 Yorkshire, England Death 27 Jul 1469 Northinghamshire, England Burial 1469 Yorkshire, England Spouse Maud Verch Adam Tuberville | F10588 Marriage 1443 Spouse Anne Devereux | F21647 Marriage 1443
Female
+ Elisabeth Ferch William Herbert
Birth Abt 1426 Yorkshire, England Death 8 Sep 1480 Yorkshire, England Burial Spouse Henry Stradling | F6684 Marriage 1441 Yorkshire, England