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 |
|---|---|---|---|
| 1,633 | OJEDA | 22,045 | — |
| 1,660 | OHARA | 21,710 | — |
| 1,716 | OTERO | 20,937 | — |
| 1,785 | OLIVAS | 20,106 | — |
| 1,835 | OLIVA | 19,513 | — |
| 1,887 | OLIVEIRA | 19,055 | — |
| 1,906 | OGDEN | 18,860 | — |
| 1,914 | OVERTON | 18,820 | — |
| 1,952 | ORDONEZ | 18,498 | — |
| 1,978 | OH | 18,285 | — |
| 2,046 | OMALLEY | 17,588 | — |
| 2,065 | OAKES | 17,499 | — |
| 2,079 | OKEEFE | 17,414 | — |
| 2,099 | OAKLEY | 17,238 | — |
| 2,213 | OROURKE | 16,457 | — |