Surname directory
Browse U.S. surnames with frequency ranks from Census data. 167,408 surnames loaded from the 2000 and 2010 Census surname files.
| Surname | Rank | Count (2010) | Rarity |
|---|---|---|---|
| OOSTHUIZEN | #143,149 | 116 | Very Rare |
| OOTON | #143,149 | 116 | Very Rare |
| OREHEK | #143,149 | 116 | Very Rare |
| OREILLEY | #143,149 | 116 | Very Rare |
| ORINA | #143,149 | 116 | Very Rare |
| ORTLEY | #143,149 | 116 | Very Rare |
| OSADCHUK | #143,149 | 116 | Very Rare |
| OSTAPCHUK | #143,149 | 116 | Very Rare |
| OVERA | #143,149 | 116 | Very Rare |
| OZERUGA | #143,149 | 116 | Very Rare |
| PACKEY | #143,149 | 116 | Very Rare |
| PAGLINO | #143,149 | 116 | Very Rare |
| PAGOTTO | #143,149 | 116 | Very Rare |
| PALASCHAK | #143,149 | 116 | Very Rare |
| PALEFSKY | #143,149 | 116 | Very Rare |