Naissances / Baptêmes
Commune/Paroisse : Saint-Martin-De-Seignanx [Landes] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | FOUR (du) | 1639 | 1 |
| 2. | FOURCADE | 1799-1850 | 13 |
| 3. | FOURCAZE | 1748 | 1 |
| 4. | FOURCQ (de) | 1682 | 1 |
| 5. | FOURCQ (du) | 1630-1685 | 3 |
| 6. | FOURCQS (de) | 1641 | 1 |
| 7. | FOURCQS (du) | 1634 | 1 |
| 8. | FOURCQZ (de) | 1651 | 1 |
| 9. | FOURQUET | 1865 | 1 |
| 10. | FOURSAN | 1719-1723 | 2 |
| 11. | FOURSANS | 1682-1754 | 4 |
| 12. | FOURSANS (de) | 1687-1702 | 5 |