John II Iwardby
He died in 1440.  He was buried in Missenden Abbey, Buckinghamshire, England.

 Katherine Missenden
Katherine was born in 1408.  She died at the age of 28 on July 10th, 1436.  She was buried in Missenden Abbey, Buckinghamshire, England.

 John Iwardby
John was born in 1440.

 Nicholas Iwardby
He died in May 1462.  He was buried in St. Bridget's, London, Middlesex, England.