Commune/Paroisse : Ortho [Luxembourg]
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | PAQAY | 1852 | 1 | - |
| 2. | PAQUAY | 1815-1910 | 10 | 6 |
| 3. | PARMENTIER | 1866 | 1 | - |
| 4. | PASQUASY | 1871-1895 | 2 | - |
| 5. | PAUL | 1807-1888 | 3 | 2 |
| 6. | PAULUS | 1870-1875 | 1 | 1 |
| 7. | PEREN | 1908 | 1 | - |
| 8. | PETIT | 1823-1910 | 7 | 7 |
| 9. | PHILIPKAIN | 1860 | - | 1 |
| 10. | PHILIPKIN | 1862 | - | 1 |
| 11. | PHILIPPART | 1855-1902 | 1 | 1 |
| 12. | PHILIPPE | 1807-1890 | 3 | 3 |
| 13. | PICARD | 1828-1895 | 4 | 3 |
| 14. | PIERARD | 1901 | - | 1 |
| 15. | PIERRARD | 1848-1910 | 2 | - |
| 16. | PIERRE | 1802-1849 | 2 | 5 |
| 17. | PIERRET | 1860-1900 | 3 | 2 |
| 18. | PIQUARD | 1852 | - | 1 |
| 19. | PIQUART | 1893 | - | 1 |
| 20. | PIRARD | 1825 | 1 | - |
| 21. | PIRARD DU RENEAUX | 1840 | - | 1 |
| 22. | PIRON | 1865-1909 | 3 | 4 |
| 23. | PIRONT | 1824-1830 | - | 2 |
| 24. | PIROTE | 1819 | - | 1 |
| 25. | PIROTTE | 1817 | - | 1 |
| 26. | POGNEFER | 1802 | - | 1 |
| 27. | POIGNEFER | 1801-1859 | 2 | 2 |
| 28. | POINT | 1890 | 1 | - |
| 29. | PONCELET | 1800-1909 | 14 | 11 |
| 30. | PONCIN | 1817-1904 | 2 | - |
| 31. | PONSARD | 1847-1904 | 2 | 2 |
| 32. | PONSART | 1842-1860 | - | 2 |
| 33. | PRESER | 1864 | - | 1 |
| 34. | PRÉMONT | 1811 | - | 1 |
| 35. | PRESSER | 1826 | 1 | - |
| 36. | PURNODE | 1874 | 1 | - |