How Many People Are Named Sioux?
people named Sioux are alive in the United States today (estimate)
About 1 in 13,671,394 people in the US has this name
Based on 29 babies named Sioux in Social Security records from 1953 to 1997, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Population Percentage
Of US population
Peak Year
7 births
Trend
Last year given
⚧ Gender Distribution
All of the babies given the name Sioux in the records were girls.
👥 Age Distribution
The average person named Sioux alive today is about 54 years old, and 60% are 60 or older.
📈 Popularity Over Time
Sioux first appears in the records in 1953 and was given most often in 1955, to 7 babies. The last year it was given to at least 5 babies of one sex was 1997.
Babies given the name each year, 1953 to 1997
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