| Father | Jean Dumais (1633 - 1708) |
| Mother | Jeanne Joanna Vedie Vedie Redie (1637 - 1708) |
| Sibling | Marie Madeleine Dumais (1669 - 1742) |
| Sibling | Francois Demers (1658 - 1687) |
| Sibling | Marguerite Demers Dumais (1659 - 1722) |
| Sibling | Jean Demers Dumais (1661 - 1736) |
| Sibling | Pierre Demers Dumais (1663 - 1714) |
| Sibling | Eustache Eustachius Demers (1665 - 1708) |
| Sibling | Eustache Dumet ( - ) |
| Sibling | Anne Marie Demers Dumais (1666 - 1711) |
| Sibling | Madeleine Dumet (1669 - ) |
| Sibling | Andre Dumet (1670 - ) |
| Sibling | Andre Demers-Dumais (1671 - ) |
| Sibling | Eustache Demers Dumais (1673 - 1708) |
| Sibling | Eustache Demers (1673 - 1693) |
| Sibling | Catherine Demers (1675 - 1693) |
| Sibling | Nicolas Nicolaum Demers Dumais (1677 - 1740) |
| Sibling | Michel Jean Dumais (1681 - 1701) |
| Sibling | Rene Demers Dumais (1667 - 1729) |