John De la Roche
John De was born about 1220 in Fermoy, Cork, Ireland.  He died after 1260.

 Maud le Waleys
Maud was born about 1224 in Manor of Eglwys, Cwmmin, Wales.

 Thomas De la Roche
Thomas De was born about 1254 in Chartley, Derbyshire, England.  He died about 1314.

 Blanche De la Roche
Blanche De was born about 1257 in Fermoy, Cork, Ireland.  She died after 1327 in Offaly, Ireland.