John de Grey
John was born in England.  He died on August 27th, 1439 in England.

 Constance de Holland
Constance was born in November 1387 in England.  She died at the age of 50 on November 12th, 1437 in England.  She was buried in St. Katherine by the Tower, London, England.

 Alice Grey
Alice was born after 1412.

 Edmund Grey
Edmund was born about 1413 in England.  He died on May 22nd, 1490 in England.

 Thomas Grey
Thomas was born after 1416.