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 |
|---|---|---|---|
| 21,625 | IRACHETA | 1,206 | — |
| 21,830 | INDELICATO | 1,191 | — |
| 21,940 | ILAGAN | 1,183 | — |
| 22,081 | IPOCK | 1,173 | — |
| 22,235 | IHRIG | 1,160 | — |
| 22,334 | ISABELLE | 1,154 | — |
| 22,392 | ITALIANO | 1,150 | — |
| 22,573 | ILLESCAS | 1,138 | — |
| 22,689 | ILLINGWORTH | 1,130 | — |
| 22,733 | ISABELLA | 1,127 | — |
| 22,770 | IRION | 1,125 | — |
| 22,827 | ISABEL | 1,122 | — |
| 22,963 | IGOE | 1,114 | — |
| 23,019 | INDA | 1,110 | — |
| 23,238 | INGERSON | 1,097 | — |