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
156,044	CORNIEA	104	Very Rare
156,044	CORNU	104	Very Rare
156,044	CORPAS	104	Very Rare
156,044	CORRIDONI	104	Very Rare
156,044	COSTELO	104	Very Rare
156,044	COULING	104	Very Rare
156,044	COURNEY	104	Very Rare
156,044	COUSO	104	Very Rare
156,044	COWGUR	104	Very Rare
156,044	CRANTZ	104	Very Rare
156,044	CREBO	104	Very Rare
156,044	CREGIER	104	Very Rare
156,044	CROCILLA	104	Very Rare
156,044	CSIK	104	Very Rare
156,044	CSORDAS	104	Very Rare