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 |
|---|---|---|---|
| RIGHTLEY | #147,253 | 112 | Very Rare |
| RIKLON | #147,253 | 112 | Very Rare |
| RINGMAN | #147,253 | 112 | Very Rare |
| RITCHERSON | #147,253 | 112 | Very Rare |
| RIVIN | #147,253 | 112 | Very Rare |
| ROBBA | #147,253 | 112 | Very Rare |
| ROBITZSCH | #147,253 | 112 | Very Rare |
| ROCKROHR | #147,253 | 112 | Very Rare |
| RODENHOUSE | #147,253 | 112 | Very Rare |
| ROEBEN | #147,253 | 112 | Very Rare |
| ROESSING | #147,253 | 112 | Very Rare |
| ROGET | #147,253 | 112 | Very Rare |
| ROMANIA | #147,253 | 112 | Very Rare |
| RONCAGLIONE | #147,253 | 112 | Very Rare |
| RONCONI | #147,253 | 112 | Very Rare |