Hugh de Plessis , Sir Knight
Hugh de was born about 1225 in Hook Norton & Kidlington, Oxfordshire, England.  He died on August 7th, 1292 in Hook Norton, Banbury, Oxfordshire, England.

 Isabel Biset
Isabel was born about 1225 in Kidderminster, Worcestershire, England.  She died after 1278 in Hook Norton, Banbury, Oxfordshire, England.

 Alice de Plessis
Alice de was born about 1263 in Kidlington, Woodstock, Oxfordshire, England.