Walter Cantilupe
Walter was born in 1128 in Longueville, St Saviour, Jersey, Channel Isles.  He died at the age of 54 in 1182.

 William Cantilupe
William was born in 1159 in Reading & Ellesborough, Buckinghamshire, England.  He died at the age of 80 on April 7th, 1239 in Reading, England.