Hanelade de BIDUN
Hanelade de was born about 1104 in Holkham, Norfolk, England.  He died about 1185.

 Sara UNKNOWN
Sara was born about 1106 in Holkham,. Norfolk, England.  She died about 1160.

 Amicia de BIDUN
Amicia de was born in 1125 in Lavendon, Buckinghamshire, England.  She died after 1185.