| Ihde | 313 |
| Ilgenfortz | 423 |
| Ille | 165 |
| Imsande | 195 |
| Imslund | 293 |
| Inde | 328 |
| Ingalls | 382 383 |
| Ingelio | 293 |
| Ingermain | 293 |
| Innes | 381 384 |
| Irish | 167 168 186 330 377 378 381 382 452 513 |
| Irvine | 432 456 |
| Isaacson | 113 |
| Isaccs | 99 100 |
| Iuam | 227 |
| Iverson | 181 265 266 407 |
| Iwen | 509 |
- 