William de Vernon  REVIERS
William de Vernon  was born in 1128 in Devonshire, England.  He died at the age of 89 on September 10th, 1217 in England.

 Mabel de  BEAUMONT
Mabel de  was born about 1162 in France.  She died after May 1st, 1204.

 Joan de Vernon REDVERS
Joan de Vernon was born in 1202 in Isle of  Wight, Hampshire, England.