Roger Vaughan of Tretower Welsh knight (1450–1471) Parents Gwladys ferch Dafydd Gam Roger Vaughan of Bredwardine Children Roger Vaughan Eleanor Vaughan Thomas Vaughan Lewis II ap Roger Vaughan, of Merthyr Tudful Catherine Vaughan, of Tretower Gwenllian ferch Roger Vaughan Siblings Margred Herbert, of Raglan Richard Herbert Elizabeth Vaughan William Herbert, 1st Earl of Pembroke Watkyn Vaughan Elizabeth Herbert Thomas ap Roger Vaughan Partners Margaret Touchet