Girard was the son of unknown parents. The date and place of his birth have not been found.
His wife was Charlotte d'Aigneaux de Douville, who he married on 27 APR 1617 in Deux-Jumeaux, Isigny-sur-Mer, Bayeux, Calvados, Basse-Normandie, France . They had no known children.
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | écuyer, sieur de Bossy de Cesny-de-Cinglais |