Hij had ook een broer Gilbert
1084 volgens
https://en.wikipedia.org/wiki/L%27Aigle_family#Foundation_and_initial_rise
"Like his father, Richer died fighting for William the Conqueror at the Siege of Sainte-Suzanne in 1084, where his brother Gilbert of L'Aigle led a revenge assault in January 1085.[5]"
Oorzaak: gesneuveld
He is married to Judith van Avranches.
They got marriedSource 3
Child(ren):
Ook Roger