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 |
|---|---|---|---|
| 28,023 | OLANO | 855 | — |
| 28,065 | ODOHERTY | 853 | — |
| 28,176 | OLIVOS | 849 | — |
| 28,176 | OSORNO | 849 | — |
| 28,215 | OPPELT | 848 | — |
| 28,263 | OOMMEN | 846 | — |
| 28,408 | OBERMEIER | 840 | — |
| 28,525 | OPPER | 836 | — |
| 28,525 | ORDOYNE | 836 | — |
| 28,587 | OCHELTREE | 834 | — |
| 28,729 | ONOFRIO | 829 | — |
| 28,777 | OBISPO | 827 | — |
| 28,856 | OTTING | 824 | — |
| 28,967 | ORAVEC | 820 | — |
| 28,998 | ONLEY | 819 | — |