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
116,201	CARBINO	150	Very Rare
116,201	CARDERO	150	Very Rare
116,201	CARIDDI	150	Very Rare
116,201	CARINIO	150	Very Rare
116,201	CARTISANO	150	Very Rare
116,201	CECILE	150	Very Rare
116,201	CEE	150	Very Rare
116,201	CELONE	150	Very Rare
116,201	CHALLACOMBE	150	Very Rare
116,201	CHASKO	150	Very Rare
116,201	CHETNEY	150	Very Rare
116,201	CHETWOOD	150	Very Rare
116,201	CHETWYND	150	Very Rare
116,201	CHIME	150	Very Rare
116,201	CHMELKA	150	Very Rare