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 |
|---|---|---|---|
| RUCZYNSKI | #133,863 | 126 | Very Rare |
| RUDMANN | #133,863 | 126 | Very Rare |
| RUDROFF | #133,863 | 126 | Very Rare |
| RUDZITIS | #133,863 | 126 | Very Rare |
| RUMBEL | #133,863 | 126 | Very Rare |
| RUSSITANO | #133,863 | 126 | Very Rare |
| RUSTAMOV | #133,863 | 126 | Very Rare |
| RUSTICK | #133,863 | 126 | Very Rare |
| SAINTUS | #133,863 | 126 | Very Rare |
| SAIR | #133,863 | 126 | Very Rare |
| SALAVARRIA | #133,863 | 126 | Very Rare |
| SALIMA | #133,863 | 126 | Very Rare |
| SALOWITZ | #133,863 | 126 | Very Rare |
| SANDFER | #133,863 | 126 | Very Rare |
| SANTINELLI | #133,863 | 126 | Very Rare |