First NameSIOU

Key Findings

• Popularity: Siou is the 82,919th most popular first name in the U.S., placing it among the top 70.3% all first names.
• Population: An estimated 33 Americans bear the name Siou. Based strictly on 100 years of Social Security Administration (SSA) baby name records, the living population with this name is roughly .
• Frequency: Approximately 0 out of every 100,000 Americans are named Siou.
• Usage: It is almost exclusively used as a boy's name (NaN% of the time).