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 |
|---|---|---|---|
| 144,141 | BUTCHINO | 115 | Very Rare |
| 144,141 | BUTEN | 115 | Very Rare |
| 144,141 | BUTRIM | 115 | Very Rare |
| 144,141 | BUZZERIO | 115 | Very Rare |
| 144,141 | BYCZKOWSKI | 115 | Very Rare |
| 144,141 | CACKA | 115 | Very Rare |
| 144,141 | CALANTONI | 115 | Very Rare |
| 144,141 | CALENZO | 115 | Very Rare |
| 144,141 | CAMPANIELLO | 115 | Very Rare |
| 144,141 | CANDEIAS | 115 | Very Rare |
| 144,141 | CANDILORO | 115 | Very Rare |
| 144,141 | CARDEA | 115 | Very Rare |
| 144,141 | CARMINES | 115 | Very Rare |
| 144,141 | CASTLEBERG | 115 | Very Rare |
| 144,141 | CATONI | 115 | Very Rare |