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 |
|---|---|---|---|
| 13,806 | OGREN | 2,190 | — |
| 13,815 | OREAR | 2,188 | — |
| 13,850 | OPPENHEIMER | 2,182 | — |
| 13,922 | OSORNIO | 2,169 | — |
| 13,938 | ORTEGON | 2,166 | — |
| 13,997 | OBERT | 2,153 | — |
| 14,050 | ONO | 2,143 | — |
| 14,119 | OSTLER | 2,128 | — |
| 14,127 | OFARRELL | 2,127 | — |
| 14,215 | ODONOGHUE | 2,111 | — |
| 14,238 | OVERMYER | 2,106 | — |
| 14,257 | OATMAN | 2,102 | — |
| 14,294 | OEHLER | 2,095 | — |
| 14,468 | OCANA | 2,064 | — |
| 14,474 | OHANLON | 2,063 | — |