Commune/Paroisse : Passy [Haute-Savoie] 
| Patronymes | Périodes | Actes | |
|---|---|---|---|
| 1. | ROCH | 1898-1900 | 2 |
| 2. | ROCHAT | 1911 | 1 |
| 3. | RÔCHE | 1673-1895 | 2 |
| 4. | ROCHET | 1823 | 1 |
| 5. | ROCHON | 1610-1668 | 3 |
| 6. | RODRIGUE | 1823 | 1 |
| 7. | ROLLIER | 1896 | 1 |
| 8. | ROMAND | 1904 | 1 |
| 9. | ROSA BRUSIN | 1910 | 1 |
| 10. | ROSA CLOT | 1904 | 1 |
| 11. | ROSNAY | 1832 | 1 |
| 12. | ROSSAT | 1722 | 1 |
| 13. | ROSSET | 1626-1902 | 9 |
| 14. | ROSSILLION | 1888-1909 | 4 |
| 15. | ROSSILLON | 1836 | 1 |
| 16. | ROUGE | 1835 | 1 |
| 17. | ROUGET | 1899 | 1 |
| 18. | ROUX | 1726 | 1 |
| 19. | ROXHI | 1807 | 1 |