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 |
|---|---|---|---|
| ROOPLAL | #126,765 | 135 | Very Rare |
| ROQUETA | #126,765 | 135 | Very Rare |
| RORIGUEZ | #126,765 | 135 | Very Rare |
| ROSCOM | #126,765 | 135 | Very Rare |
| ROSIAN | #126,765 | 135 | Very Rare |
| ROSPLOCK | #126,765 | 135 | Very Rare |
| ROTHENHOEFER | #126,765 | 135 | Very Rare |
| ROVAI | #126,765 | 135 | Very Rare |
| ROZALES | #126,765 | 135 | Very Rare |
| RUDAS | #126,765 | 135 | Very Rare |
| SABELL | #126,765 | 135 | Very Rare |
| SACERDOTE | #126,765 | 135 | Very Rare |
| SAICE | #126,765 | 135 | Very Rare |
| SALZGEBER | #126,765 | 135 | Very Rare |
| SAMAWI | #126,765 | 135 | Very Rare |