Sidonia vs Sidney

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

Name A

Sidonia

Girl name

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Name B

Sidney

Boy name · Rank #1368

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Which name is more popular?

Metric Sidonia Sidney
Current Rank Unranked #1368
Total Births (all years) 398 84,056
Peak Year 1918 1918
Peak Year Births 13 1,879
Peak Decade 1910ss 1920ss
Gender Girl Boy
First Recorded Year 1887 1880

Births by Decade

Decade Sidonia Sidney
1880ss 17 1,505
1890ss 49 1,612
1900ss 39 1,981
1910ss 92 12,793
1920ss 78 14,201
1930ss 27 9,420
1940ss 22 9,609
1950ss 7 9,633
1960ss 14 6,843
1970ss 11 3,818
1980ss — 3,333
1990ss 10 3,828
2000ss 27 2,729
2010ss 5 1,990
2020ss — 761

Recent Annual Births (2014–present)

Year Sidonia Sidney
2014 5 167
2015 — 180
2016 — 196
2017 — 177
2018 — 168
2019 — 176
2020 — 166
2021 — 132
2022 — 166
2023 — 160
2024 — 137

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, 1887–2014.

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