Family/Spouse: Sir Eustace DE WHITNEY. Sir (son of John* "The Fairborn" 1st EARL\DUKE d'Somerset MARQUESS d'Dorset DE BEAUFORT (II) PLANTAGENET and Margaret* COUNTESS d'Somerset DUCHESS d'Clarence DE HOLLAND DE BEAUFORT (I) DE LANCASTER) was born in Nov 1410; died in 1468 in Hereford, Herefordshire, England. [Group Sheet] [Family Chart]