Pierre Fran?ois Piquet 1750– | | |
| | Jean Baptiste Duchateau 1778–1838 Rosalie Joseph Piquette 1784–1852 | | |
Ang?lique Joseph Duchateau – | | |
Hyacinthe Joseph Duchateau – | | |
Jean Fran?ois Duchateau – | | |
Henriette Joseph Duchateau – | | |
Charles Louis Joseph Duchateau – | | |
| | Catherine Joseph Piquette 1755–1829 Th?odore Joseph Duchateau 1754–1809 | | |
Marie Françoise Joseph Piquet – | | |
| | Marie Caroline Debled 1721–1808 | | |