Surnames · O
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 |
|---|---|---|---|
| 33,567 | ORRICO | 679 | — |
| 33,645 | OSSA | 677 | — |
| 33,695 | OSTMAN | 676 | — |
| 33,810 | ONSTAD | 673 | — |
| 33,810 | ORIORDAN | 673 | — |
| 33,941 | OGBONNA | 670 | — |
| 33,941 | OPDAHL | 670 | — |
| 33,990 | OYSTER | 669 | — |
| 34,149 | OMELIA | 665 | — |
| 34,185 | OSHIMA | 664 | — |
| 34,223 | OBIE | 663 | — |
| 34,272 | OZIER | 662 | — |
| 34,427 | OSMUN | 658 | — |
| 34,465 | OGBORN | 657 | — |
| 34,539 | ORRANTIA | 655 | — |