Prince Richard Plantagenet de Cornwall
Richard Plantagenet was born in Winchester castle.  He died on April 2nd, 1272 in Berkhamstead castle.  He was buried in Hailes abbey, Glos..

 Sancha Berenger
She died on November 9th, 1261.  She was buried in Hailes abbey, Glos.

 Prince Edmund Plantagenet
Edmund was born on December 26th, 1249 in in Berkhamstead Castle, Buckinghamshire, England.  He died at the age of 50 on September 26th, 1300 in Ashridge, Buckinghamshire, England.