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
146,201	IDROBO	113	Very Rare
146,201	ILLI	113	Very Rare
146,201	IMMOOS	113	Very Rare
146,201	INDOVINO	113	Very Rare
146,201	INFANTES	113	Very Rare
146,201	INGEL	113	Very Rare
146,201	INTORCIA	113	Very Rare
146,201	IORFIDA	113	Very Rare
146,201	IRAGGI	113	Very Rare
146,201	IRONWING	113	Very Rare
146,201	IWASKO	113	Very Rare
146,201	JAFFARIAN	113	Very Rare
146,201	JAHNG	113	Very Rare
146,201	JAMER	113	Very Rare
146,201	JAMMU	113	Very Rare