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
132,206	ZWAAN	128	Very Rare
132,206	ZWERIN	128	Very Rare
132,206	ZYCHOWICZ	128	Very Rare
131,379	ABB	129	Very Rare
131,379	ABREAU	129	Very Rare
131,379	ABUZAHRA	129	Very Rare
131,379	ACTKINSON	129	Very Rare
131,379	ADELAJA	129	Very Rare
131,379	ADRIANI	129	Very Rare
131,379	AFGHANI	129	Very Rare
131,379	AILTS	129	Very Rare
131,379	AITKIN	129	Very Rare
131,379	AJUCUM	129	Very Rare
131,379	ALCAYAGA	129	Very Rare
131,379	ALEXANDERSON	129	Very Rare