SIU
U.S. surname frequency from Census Bureau surname files.
- Census year
- 2010
- National rank
- #6,892
- Count
- 4,877
- Share of population
- 0.0017% of U.S. population (2010 Census estimate)
- Rank change vs prior Census
- +1192
- Rarity
- Rare (73.67)
- Percentile
- 4.248
Meaning: Etymology and surname meaning are not included unless verified from a citable source.