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 |
|---|---|---|---|
| 38,691 | IMPERIALE | 571 | — |
| 38,754 | ISSE | 570 | — |
| 39,004 | II | 565 | — |
| 39,052 | IODICE | 564 | — |
| 39,117 | ISBILL | 563 | — |
| 39,164 | IMANI | 562 | — |
| 39,419 | IBARA | 558 | — |
| 39,486 | IJAMES | 557 | — |
| 40,144 | IMPSON | 546 | — |
| 40,204 | ICENHOWER | 545 | — |
| 40,261 | ICHIKAWA | 544 | — |
| 40,494 | ISKRA | 540 | — |
| 40,800 | INNOCENTI | 535 | — |
| 40,856 | IBBOTSON | 534 | — |
| 40,856 | ILARDI | 534 | — |