Jean Baptiste Firmin 1700–1734 M. Petronille Dorothee Rousseau 1710– | | |
Marie Joseph Firmin 1753– Florentin Joseph Clicquennois 1752– | | |
| | Pierre Antoine Firmin 1701–1776 Marie Anne Meurin 1715–1776 Marie Anne Cousin 1700–1751 | | |
| | Marie Catherine Duflos 1680–1752 |