Gwenllian ferch Roger Vaughan

Parents

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

Children

Siblings

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