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Iu…

7 surnames beginning Iu.

Iu #106,570
Iula #131,379
Iuliano #53,204
Iuliucci #77,522
Iulo #125,282
Iurato #98,553
Iuzzolino #122,314

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Population figures: US Census Bureau, 2010 Census surnames file. World map: Simplemaps (MIT licence).