John de la Warre
John was born in 1270.  He died at the age of 79 in 1349.

 Joan de Grelle
Joan was born in 1272.  She died at the age of 81 in 1353.

 Catherine de la Warre
Catherine was born in 1310 in England.  She died at the age of 51 in 1361 in England.