Henry de Chambernon
Henry was born before 1132 in Ilfracombe, Devonshire, England.  He died about 1203.

 Isabel Chambernoun
Isabel was born before 1132.  She died after 1145.

 Henry II de Chambernon
Henry II was born in 1145 in Clyst St. George, Devonshire, England.  He died about 1210.