Arnoul I de Crequy le Vieil
Arnoul I de Crequy was born in 0836 in Crequy, Mayenne, France.  He died at the age of 61 in 0897.

 Ignode de Harlebec
Ignode was born in 0840.  Ignode is no longer alive.

 Odooere de Crequy
Odooere was born in 0869 in Crequy, Mayenne, France.