| Father | Jean Le Mercier (1554 - 1620) |
| Mother | Jeanne Le Clercq (1559 - 1620) |
| Sibling | Jeanne Mercer (1581 - 1631) |
| Sibling | Marie Mercer (1582 - 1631) |
| Sibling | Paul Mercer (1584 - 1661) |
| Sibling | Elizabeth Mercer (1586 - ) |
| Sibling | Francis Mercer (1587 - 1667) |
| Sibling | Judith Mercer (1587 - ) |
| Sibling | Pierre Mercer (1588 - 1667) |
| Sibling | Philippe Mercier (1589 - 1593) |
| Sibling | Hester Mercer (1591 - ) |
| Sibling | Philippe Mercier (1593 - ) |
| Sibling | Samuel Mercer (1594 - ) |
| Sibling | Frances Mercer (1597 - 1631) |
| Sibling | Daniel Mercier (1598 - 1650) |
| Sibling | Anne Mercer (1600 - ) |
| Sibling | Hester Mercer (1602 - 1664) |
| Sibling | Jane Mercer ( - 1650) |
