| Father | Pierre Joseph Langoumois (1692 - 1754) |
| Mother | Marie Anne Auger (1696 - 1759) |
| Sibling | Marie Josephte Louise Masson (1735 - 1798) |
| Sibling | Marie Josephe Joseph ( - 1725) |
| Sibling | Joseph Barthelemy Joseph (1719 - 1719) |
| Sibling | Marie Angelique Joseph (1724 - ) |
| Sibling | Marie Claude Joseph (1727 - 1730) |
| Sibling | Marie Michelle Francoise Joseph (1720 - ) |
| Sibling | Francois Joseph (1736 - ) |
| Sibling | Marie Anne Joseph (1738 - 1738) |
| Sibling | Pierre Joseph (1733 - ) |
| Sibling | Francoise Joseph (1740 - ) |
| Sibling | Louise Henri Joseph (1731 - ) |