Rare U.S. surnames
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 |
|---|---|---|---|
| 160,975 | RICHMER | 100 | Very Rare |
| 160,975 | RICOTTONE | 100 | Very Rare |
| 160,975 | RIGGIE | 100 | Very Rare |
| 160,975 | RINGELSTEIN | 100 | Very Rare |
| 160,975 | ROCKOWER | 100 | Very Rare |
| 160,975 | ROCOURT | 100 | Very Rare |
| 160,975 | ROCZNIAK | 100 | Very Rare |
| 160,975 | RODAKOWSKI | 100 | Very Rare |
| 160,975 | ROHLETTER | 100 | Very Rare |
| 160,975 | RORABACHER | 100 | Very Rare |
| 160,975 | ROSHA | 100 | Very Rare |
| 160,975 | ROSTOMYAN | 100 | Very Rare |
| 160,975 | ROZEVELD | 100 | Very Rare |
| 160,975 | RUETSCH | 100 | Very Rare |
| 160,975 | RUGGER | 100 | Very Rare |