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 |
|---|---|---|---|
| 112,568 | RIAT | 156 | Very Rare |
| 112,568 | RICCIARDONE | 156 | Very Rare |
| 112,568 | RIDGLE | 156 | Very Rare |
| 112,568 | RIORDON | 156 | Very Rare |
| 112,568 | RISA | 156 | Very Rare |
| 112,568 | RODOLPH | 156 | Very Rare |
| 112,568 | RODON | 156 | Very Rare |
| 112,568 | ROELLIG | 156 | Very Rare |
| 112,568 | ROFRANO | 156 | Very Rare |
| 112,568 | ROMANYSHYN | 156 | Very Rare |
| 112,568 | ROMAO | 156 | Very Rare |
| 112,568 | ROSALY | 156 | Very Rare |
| 112,568 | ROSSKOPF | 156 | Very Rare |
| 112,568 | ROVIG | 156 | Very Rare |
| 112,568 | RUALO | 156 | Very Rare |