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 |
|---|---|---|---|
| 40,313 | ORENDORFF | 543 | — |
| 40,432 | ORAHA | 541 | — |
| 40,494 | OKESON | 540 | — |
| 40,554 | OLAZABAL | 539 | — |
| 40,610 | ODLAND | 538 | — |
| 40,610 | OLDENKAMP | 538 | — |
| 40,610 | ORSER | 538 | — |
| 40,672 | OREBAUGH | 537 | — |
| 40,672 | ORJUELA | 537 | — |
| 40,745 | OBRADOVICH | 536 | — |
| 40,745 | ORTLOFF | 536 | — |
| 40,745 | OVERGAARD | 536 | — |
| 40,745 | OZGA | 536 | — |
| 40,800 | OLGIN | 535 | — |
| 40,800 | OMOHUNDRO | 535 | — |