Enguerand Ponthieu
Enguerand was born in 1025 in Normandy, France.  He died at the age of 28 on October 25th, 1053 in Killed in siege of Arque.

 Adelaide (Adeliza) Normandy
Adelaide (Adeliza) was born in 1029 in Normandy, France.

 Adeliza Ponthieu
Adeliza was born in 1064.  She died at the age of 55 on January 19th, 1119.