Naissances / Baptêmes
Commune/Paroisse : Boucau [Pyrénées Atlantiques] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | CASTAGNÈDE | 1885-1920 | 3 |
| 2. | CASTAGNET | 1881-1943 | 27 |
| 3. | CASTAING | 1900-1909 | 2 |
| 4. | CASTAINGS | 1858-1935 | 53 |
| 5. | CASTAINGTS | 1858 | 1 |
| 6. | CASTAÑEDA | 1928 | 2 |
| 7. | CASTAÑO | 1928 | 1 |
| 8. | CASTEIGS | 1898-1902 | 3 |
| 9. | CASTELO | 1916 | 1 |
| 10. | CASTERA | 1865-1940 | 11 |
| 11. | CASTETS | 1886-1941 | 31 |
| 12. | CASTIELLA | 1916-1932 | 4 |
| 13. | CASTILLON | 1912-1942 | 4 |
| 14. | CASTRILLO | 1921 | 1 |