Surnames · I
Surname frequency based on U.S. Census Bureau surname data. Rank 1 is the most common surname in the imported Census file.
| Rank | Surname | Count | Rarity |
|---|---|---|---|
| 61,436 | IV | 327 | — |
| 61,745 | INVERSO | 325 | — |
| 62,189 | ISIDOR | 322 | — |
| 62,359 | IMBESI | 321 | — |
| 62,531 | IMFELD | 320 | — |
| 62,531 | INSANA | 320 | — |
| 62,531 | IRSHAD | 320 | — |
| 62,531 | ISETT | 320 | — |
| 62,714 | ILL | 319 | — |
| 62,714 | IMBRIANO | 319 | — |
| 62,714 | IMMING | 319 | — |
| 62,903 | IOCCO | 318 | — |
| 62,903 | ISACKSON | 318 | — |
| 63,218 | INNESS | 316 | — |
| 63,373 | IMMORDINO | 315 | — |