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
113,791	CHROSNIAK	154	Very Rare
113,791	CHUSID	154	Very Rare
113,791	CIABATTARI	154	Very Rare
113,791	CIANFAGLIONE	154	Very Rare
113,791	CILEK	154	Very Rare
113,791	CLAMPETT	154	Very Rare
113,791	COHAGEN	154	Very Rare
113,791	COLIANNI	154	Very Rare
113,791	COSOM	154	Very Rare
113,791	CRACCO	154	Very Rare
113,791	CRAIGHILL	154	Very Rare
113,791	CRELIA	154	Very Rare
113,791	CRYTSER	154	Very Rare
113,791	CUAYA	154	Very Rare
113,791	CUNNIUS	154	Very Rare