Gwenllian ferch Roger Vaughan

Parents

• Denise ferch Thomas ap Philip Fychan of Iscoed or Tyle-Glas
• Roger Vaughan of Tretower

Children

Siblings

• Catherine Vaughan, of Tretower
• Eleanor Vaughan
• Thomas Vaughan
• Roger Vaughan
• Lewis II ap Roger Vaughan, of Merthyr Tudful