| Father | Charles Saucier II (1699 - 1759) |
| Mother | Marie Rosalie Bouchard (1708 - 1784) |
| Sibling | Marie Louise Saucier (1744 - 1769) |
| Sibling | Jean Bernard Saucier (1734 - 1794) |
| Sibling | Marie Rosalie Saucier (1733 - 1759) |
| Sibling | Marie Catherine Saucier (1726 - 1765) |
| Sibling | Charles Saucier (1742 - 1767) |
| Sibling | Marie-Charlotte Saucier (1740 - 1810) |
| Sibling | Marie Anne Saucier (1736 - 1832) |
| Sibling | Marie Josephe Saucier (1725 - 1767) |
| Sibling | Henri Saucier (1749 - 1840) |
| Sibling | Marie Angelique Saucier (1747 - 1809) |
| Sibling | Marie Françoise Saucier (1723 - 1783) |
| Sibling | Joseph Marie Saucier (1731 - ) |