Hugues II De Pierrepont
Hugues II De was born about 1355.  He died in 1395.

 Blanche De Courcy
Blanche De was born about 1360.  She died in 1437.

 Jean VI De Pierrepont
Jean VI De was born about 1378.  He died on October 25th, 1415 in Battle at Azincourt.