Main
Jeanne de Brienne was born circa 1222 to Érard de Brienne (c1170-1245) and Philippa de Champagne (c1197-1250) and died 1269 of unspecified causes. He married Mathieu III de Montmorency (1221-1270) 1250 JL .
Children
| Name | Birth | Death | Joined with |
| Mathieu IV de Montmorency | |||
| Erard de Montmorency (c1260-bef1334) | 1260 | 1334 | Jeanne de Longueval Clemence de Muret |
| Jeanne de Montmorency | |||
| Robert de Montmorency | |||
| Guillaume de Montmorency | |||
| Blanche de Montmorency | |||
| Bouchard de Montmorency | |||
| Marsille de Montmorency | |||