Commune/Paroisse : Ortho [Luxembourg]
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | CALDEROUX | 1848 | 1 | - |
| 2. | CAPRACE | 1874 | 1 | - |
| 3. | CAPRASSE | 1868-1902 | 1 | 3 |
| 4. | CHAINAYE | 1868 | - | 1 |
| 5. | CHALSÈCHE | 1907 | - | 1 |
| 6. | CHAPELIER | 1819-1884 | 2 | - |
| 7. | CHAPLIER | 1902 | - | 1 |
| 8. | CHARLES | 1893 | 1 | - |
| 9. | CHARLIER | 1803-1841 | 3 | 4 |
| 10. | CHARLU | 1822 | 1 | - |
| 11. | CHEVIGNE | 1846-1889 | - | 3 |
| 12. | CHINA | 1859-1902 | 3 | 1 |
| 13. | CHISOGNE | 1801-1887 | 3 | 8 |
| 14. | CHIWI | 1821 | 1 | - |
| 15. | CHIWY | 1812-1896 | 3 | 6 |
| 16. | CLÉMENT | 1802-1850 | 1 | 3 |
| 17. | CLOSTER | 1869 | - | 1 |
| 18. | COIBION | 1840-1906 | 2 | 3 |
| 19. | COLINET | 1840 | 1 | - |
| 20. | COLLA | 1817-1858 | 1 | 1 |
| 21. | COLLARD | 1803-1907 | 9 | 8 |
| 22. | COLLAS | 1803-1906 | 3 | 7 |
| 23. | COLLET | 1872-1898 | 2 | - |
| 24. | COLLETTE | 1798-1840 | 2 | 3 |
| 25. | COLLIGNON | 1813-1887 | 2 | 4 |
| 26. | COLLIN | 1801-1905 | 4 | 9 |
| 27. | COLLINET | 1835-1906 | 5 | 2 |
| 28. | COPPINNE | 1801 | - | 1 |
| 29. | CORBAY | 1839 | 1 | - |
| 30. | CORNET | 1803-1907 | 4 | 5 |
| 31. | CORNETTE | 1893-1907 | 2 | 1 |
| 32. | COUGNET | 1838-1840 | - | 2 |
| 33. | COULEE | 1823 | 1 | - |
| 34. | CRAPER | 1888 | - | 1 |
| 35. | CROUQUET | 1907 | 1 | - |
| 36. | CURNEL | 1869 | 1 | - |