Osbern de Bolebec Lord of Longueville 
(say 980 - )
26-greats-grandfather of Darrell Allen Martin.
Osbern was born say 980. He married Avelina (--?--) say 1010.
Children of Osbern de Bolebec Lord of Longueville and Avelina (--?--)
- Walter Gyffarde Count of Longueville (s 1015 - )
Osberne Giffard+ (s 1020 - ca 1086)