William I Lord of Bellême & Alençon
William I Lord of Bellême & was born in 0963.  He died at the age of 65 in 1028.

 Mathilde de Ganelon
Mathilde was born in 0975.  Mathilde is no longer alive.

 William Talvas II Lord of Bellême & Alençon
William Talvas II Lord of Bellême & was born in 0995.  He died at the age of 53 in 1048.