John de Beaufort
John was born on March 25th, 1404 in Wimborne, Co Dorset, England.  He died at the age of 40 on May 27th, 1444.

 Margaret de Beauchamp
Margaret was born about 1410 in Bletsoe, Bedford, England.  She died in 1482.

 Margaret Beaufort
Margaret was born in April 1441 in Bletso, Bedfordshire, England.  She died at the age of 68 on July 5th, 1509 in Westminster Palace, London, England.