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

 Rose (Rohese) de Tracy
Rose (Rohese) was born before 1170.  She died after 1237.

 Oliver de Chambernon
Oliver was born before 1210 in Clyst St. George, Devonshire, England.  He died in 1231.