Cecily ferch Morgan ap Jenkin ap Philip of Gwent-Iscoed Parents Morgan ap Jenkyns ap Philip Margred ferch Dafydd Mathew of Radyr of Radyr Children Hari ap Thomas Vaughan Catherine Vaughan, of Tretower Elizabeth Vaughan Siblings Jonet ferch Morgan ap Jenkin ap Philip Elsbeth ferch Morgan ap Jenkin ap Philip ap Morgan Thomas Morgan Sibyl verch Morgan Anne of Gwent-Iscoed John (2) ap Morgan ap Jenkin ap Philip of Tredynog Trahaearn Morgan, of Pencoed and Muddlescombe Margred ferch Morgan ap Jenkin ap Philip of Langston