Jean V De Pierrepont
Jean V De was born in 1285.  He died at the age of 61 on August 26th, 1346 in Crecy.

 Marguerite De Baumez
Marguerite De was born about 1285.  She died in 1368.

 Beatrice De Pierrepont
Beatrice De was born about 1310.  She died in 1348.

 Simon De Pierrepont
Simon De was born about 1315.

 Jeanne De Pierrepont
Jeanne De was born about 1320.  She died on January 10th, 1362.