Mariages
Commune/Paroisse : Fourmies [Nord] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | DEFACQ | 1878 | 1 | - |
| 2. | DEFFRENNE | 1891 | 1 | - |
| 3. | DEFLEUR | 1883 | 1 | - |
| 4. | DEFLORENNE | 1786-1890 | 4 | 3 |
| 5. | DEFONTAINE | 1855-1898 | 2 | 2 |
| 6. | DEFORGE | 1737-1902 | 24 | 33 |
| 7. | DEFOSSET | 1891 | - | 1 |
| 8. | DEFOSSEZ | 1888 | 1 | - |
| 9. | DEFRANCE | 1882 | - | 1 |
| 10. | DEFREINE | 1872-1901 | 2 | 1 |
| 11. | DEFRENNE | 1893 | 1 | - |
| 12. | DEFRISE | 1858-1877 | - | 3 |
| 13. | DEFRIZE | 1888 | 1 | - |