Gwilym ap Hywel Grach ap Gwilym ap Hywel

(1325 - 1361) (1325–1361)

Parents

• Hywel Grach ap Gwilym ap Hywel ap Gwgon Fychan

Children

• Ieuan ap Gwilym ap Hywel Grach ap Gwilym of Abercrai
• Trahaearn ap Gwilym ap Hywel Grach ap Gwilym of Crai
• Rhys ap Gwilym ap Hywel Grach ap Gwilym
• Gwenllian ferch Gwilym ap Hywel Grach ap Gwilym ap Hywel