Hanelade de Bidun
Hanelade was born about 1085 in Holkham, Norfolk, England.  He died about 1185.

 Sarah
Sarah was born about 1088 in Holkham, Norfolk, England.  She died about 1160.

 Amicia de Bidun
Amicia was born in 1105 in Lavendock, Buckinghamshire, England.  She died after 1185.