Sir William de St. Maur
Sir William was born in of Woundy & Penhow, Monmouthshire.  Sir William is no longer alive.

 Eva Marshal
Eva was born about 1206 in Pembroke, Pembrokeshire, Wales.  She died before 1246 in England.

 Sir Roger de St. Maur II of Penhow
Sir Roger was born in of Woundy, Monmouthsire, England.

 Sir William de St. Maur II of Undy and Penhow
Sir William was born in of Penhow, Monmouthshire.  He died in 1271.