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 |
|---|---|---|---|
| 24,012 | OJA | 1,050 | — |
| 24,012 | ORILEY | 1,050 | — |
| 24,031 | OSTERHOUDT | 1,049 | — |
| 24,064 | OERTEL | 1,047 | — |
| 24,075 | OLENICK | 1,046 | — |
| 24,090 | ONAN | 1,045 | — |
| 24,112 | OVER | 1,044 | — |
| 24,237 | OLD | 1,035 | — |
| 24,352 | OLLISON | 1,029 | — |
| 24,352 | ORD | 1,029 | — |
| 24,370 | OKUN | 1,028 | — |
| 24,466 | OTTAVIANO | 1,023 | — |
| 24,499 | ORSAK | 1,021 | — |
| 24,572 | OUIMETTE | 1,017 | — |
| 24,608 | ORMISTON | 1,015 | — |