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 |
|---|---|---|---|
| RICAPITO | #153,769 | 106 | Very Rare |
| RIESEL | #153,769 | 106 | Very Rare |
| RITACCA | #153,769 | 106 | Very Rare |
| RITI | #153,769 | 106 | Very Rare |
| RODRIGUEZCOLON | #153,769 | 106 | Very Rare |
| RODRIGUEZMORAL | #153,769 | 106 | Very Rare |
| RODRIGUEZSILVA | #153,769 | 106 | Very Rare |
| ROELSE | #153,769 | 106 | Very Rare |
| ROFFO | #153,769 | 106 | Very Rare |
| ROGELSTAD | #153,769 | 106 | Very Rare |
| ROHRSSEN | #153,769 | 106 | Very Rare |
| ROIAS | #153,769 | 106 | Very Rare |
| ROOPER | #153,769 | 106 | Very Rare |
| ROORK | #153,769 | 106 | Very Rare |
| ROOSENDAAL | #153,769 | 106 | Very Rare |