Commune/Paroisse : On [Luxembourg]
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | WALHAIN | 1938 | - | 1 |
| 2. | WARNAND | 1931 | 1 | - |
| 3. | WARZEE | 1946 | - | 1 |
| 4. | WATELET | 1819-1920 | 5 | 2 |
| 5. | WATHELET | 1882-1920 | 2 | 2 |
| 6. | WATLET | 1907-1934 | - | 8 |
| 7. | WATTECANT | 1947 | - | 1 |
| 8. | WAUTHIER | 1873-1947 | 6 | 2 |
| 9. | WAUTRICHE | 1897 | - | 1 |
| 10. | WEBER | 1920-1945 | - | 2 |
| 11. | WEIS | 1945 | - | 1 |
| 12. | WERON | 1859 | 1 | - |
| 13. | WÉBER | 1882-1922 | 2 | - |
| 14. | WÉRON | 1885 | 1 | - |
| 15. | WILLEMS | 1858 | 1 | - |
| 16. | WILLIOT | 1804 | - | 1 |
| 17. | WILLOT | 1843 | 1 | - |
| 18. | WIRTZ | 1935 | 1 | - |
| 19. | WOLTER | 1856 | - | 1 |
| 20. | WUILLOT | 1828-1907 | 1 | 1 |
| 21. | WUILOT | 1851-1946 | 3 | 11 |