Guillaume II De Alencon
Guillaume II was born in 0995.  He died at the age of 53 in 1048.

 Hildeburge De Beaumont (Bildeburge)
Hildeburge was born in 0995.  Hildeburge is no longer alive.

 Mabel De Alencon
Mabel was born in 1015.  She died at the age of 67 in 1082.