Robert de Ivry
Robert was born in 1016 in Herve de Gallard.  He died at the age of 67 in 1083.

 Hildeburge Gallardon
Hildeburge was born in 1016 in Breval, Seine, France.

 Ascelin Goel Perceval
Ascelin Goel was born in 1053 in Ivry, Normandy, France.  He died at the age of 66 in 1119.

 William Perceval
William was born in 1055 in Ivry, Normandy, France.

 Robert Perceval
Robert was born in 1057 in Ivry, Normandy, France.