Sioux vs Siobhan

Side-by-side comparison of Sioux and Siobhan — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Sioux

Girl name

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Name B

Siobhan

Girl name · Rank #1931

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Which name is more popular?

Metric Sioux Siobhan
Current Rank Unranked #1931
Total Births (all years) 29 7,399
Peak Year 1955 1980
Peak Year Births 7 282
Peak Decade 1950ss 1980ss
Gender Girl Girl
First Recorded Year 1953 1956

Births by Decade

Decade Sioux Siobhan
1950ss 19 265
1960ss — 869
1970ss — 996
1980ss — 2,086
1990ss 10 1,334
2000ss — 758
2010ss — 548
2020ss — 543

Recent Annual Births (2014–present)

Year Sioux Siobhan
2014 — 54
2015 — 56
2016 — 52
2017 — 33
2018 — 44
2019 — 47
2020 — 64
2021 — 100
2022 — 84
2023 — 102
2024 — 103
2025 — 90

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 1953–1997.

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