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
42,720	ALLSOPP	507	Very Rare
42,720	ATOR	507	Very Rare
42,720	BETHARD	507	Very Rare
42,720	BLONDELL	507	Very Rare
42,720	BOOMERSHINE	507	Very Rare
42,720	BRANDEBERRY	507	Very Rare
42,720	BUTIKOFER	507	Very Rare
42,720	CALDERAS	507	Very Rare
42,720	CALLWOOD	507	Very Rare
42,720	CATHELL	507	Very Rare
42,720	CHIZMAR	507	Very Rare
42,720	CLOWDUS	507	Very Rare
42,720	DAHNKE	507	Very Rare
42,720	DEWINTER	507	Very Rare
42,640	ALFREDO	508	Very Rare