Commune/Paroisse : Haguenau [Bas-Rhin] 
| Patronymes | Périodes | Intervenant 1 | Intervenant 2 | |
|---|---|---|---|---|
| 1. | ISAAC | 1802-1851 | 16 | - |
| 2. | ISAAKEIT | 1916 | 1 | - |
| 3. | ISAÃE | 1846 | 1 | - |
| 4. | ISAIAS | 1895 | 1 | - |
| 5. | ISAKEIT | 1910 | 1 | - |
| 6. | ISBERT | 1885-1900 | 3 | - |
| 7. | ISCHIEDRICH | 1900 | 1 | - |
| 8. | ISCHISDRICH | 1916 | 1 | - |
| 9. | ISEL | 1900 | 1 | - |
| 10. | ISELBECKER | 1802 | 1 | - |
| 11. | ISEMANN | 1846-1910 | 4 | - |
| 12. | ISENMANN | 1841-1918 | 10 | - |
| 13. | ISENMENGER | 1802 | 1 | - |
| 14. | ISENRING | 1841-1856 | 4 | - |
| 15. | ISERMANN | 1900 | 1 | - |
| 16. | ISINGER | 1895-1946 | 10 | - |
| 17. | ISLER | 1871 | 1 | - |
| 18. | ISRAEL | 1802-1954 | 21 | - |
| 19. | ISSEICHEN | 1890 | 1 | - |
| 20. | ISSELE | 1871-1954 | 6 | - |
| 21. | ISSEMANN | 1875 | 1 | - |
| 22. | ISSENHUTH | 1954 | 3 | - |
| 23. | ISSENLOR | 1917-1918 | 2 | - |
| 24. | ISSENMANN | 1861 | 1 | - |
| 25. | ISSLER | 1890 | 1 | - |
| 26. | ISSY | 1866 | 1 | - |
| 27. | ISTEL | 1900 | 1 | - |
| 28. | ISTELLE | 1890 | 1 | - |