Watkyn Vaughan Welsh gentry, died 1456 (1450–1456) Parents Roger Vaughan of Bredwardine Gwladys ferch Dafydd Gam Children Denis ap Watkin ap Gwilym ap Dafydd William Vaughan, of Rhydhelig Sir Thomas Vaughan, of Bredwardine Margred (1) ferch Watkin Vaughan Margred (2) ferch Watkin Vaughan William Vaughan Siblings Thomas ap Roger Vaughan Roger Vaughan of Tretower Elizabeth Vaughan Margred Herbert, of Raglan Richard Herbert William Herbert, 1st Earl of Pembroke Elizabeth Herbert