Total births
398
Girls' name · since 1887
Sidonia
398 babies named Sidonia in U.S. Social Security records since 1887, with the highest year being 1918. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- 398
- total births
- 1887–2014
- years on record
- 1910s
- peak decade
- 23%
- born in that decade
Sidonia sits outside today's top ranks for girls, with 398 recorded since 1887.
According to the U.S. Social Security Administration, Sidonia has been recorded 398 times among girls since 1887, though it is not among the currently most-used girls names, with its heaviest use in the 1910s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1887 to 2014.
- 398 total births
- 1887–2014 years on record
- 1910s peak decade
- 23% born in that decade
Data updated Jun 2026
The verdict
398 girls have been named Sidonia since 1887, peaking in the 1910s, last recorded in 2014.
- 398
- total births
- 1887–2014
- years on record
- 1910s
- peak decade
- 23%
- born in that decade
1910s
Peak decade
23% of everyone ever named Sidonia was born in this single decade.
1918
Single peak year
13 babies were named Sidonia in 1918 - its busiest year on record.
Sidonia's usage pattern, beyond the headline number
Sidonia splits its recorded history at 1920: 51% of all births land in the more recent half, 49% in the earlier half, an evenly balanced pattern over time. The single quietest year was 1887 (5 births) -- compare that against the 1918 peak of 13 for a sense of just how much the name's popularity has swung.
Sidonia at a glance
Last recorded 2014Peak year
1918
Current rank
Unranked
Active since
1887
Sidonia popularity over time
Annual U.S. births registered with the Social Security Administration · 1887–2014
- Peak year (1918)
- 13
- Annual births at peak, across 128 years of records
Sidonia by decade
Total births in each ten-year window, peak vs trough at a glance
1910s was Sidonia's strongest decade.
92 babies received the name during that ten-year window, about 23% of all-time use.
Sidonia births by decade
Total births in each ten-year window
- 1880s 17
1880s
17 births
- 1890s
1890s
49 births
- 1900s
1900s
39 births
- 1910s
1910s
92 births
- 1920s
1920s
78 births
- 1930s 27
1930s
27 births
- 1940s 22
1940s
22 births
- 1950s 7
1950s
7 births
- 1960s 14
1960s
14 births
- 1970s 11
1970s
11 births
- 1990s 10
1990s
10 births
- 2000s 27
2000s
27 births
- 2010s 5
2010s
5 births
What this shows Peak: 1910s at 92 births (23% of all-time use).
Frequently Asked Questions
How popular is the name Sidonia? ▼
Since 1887, Social Security records show 398 babies named Sidonia. The most recent recorded year was 2014. Its busiest year on record was 1918, with 13 births.
When was Sidonia most popular? ▼
Sidonia was most popular in the 1910s decade with 92 total births. The single peak year was 1918.
How long has the name Sidonia been used? ▼
The SSA has tracked Sidonia since 1887 -- 128 years through the most recent 2014 data.
What names are similar to Sidonia? ▼
Names with a similar sound or spelling include Sidney, Sidra, Sidnee, Siddhi, and 4 more. These share a common prefix and are also used for girls.
What to do with Sidonia's data
- Sidonia's decade-level peak was the 1910s (92 total births); usage has since declined to 5 in the 2010s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Sidonia
Nearby Names Like Sidonia
Names with a similar sound, spelling, or feel to Sidonia
Sidney Girl
#1732 24,785 births
Sidra Girl
#1639 1,883 births
Sidnee Girl
636 births
Siddhi Girl
#7110 400 births
Sidrah Girl
#7409 374 births
Compare Sidonia side by side: Sidonia vs Sidney Sidonia vs Sidra Sidonia vs Sidnee
Related Names
Names with a similar number of total births
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1887–2014 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Sidonia: Baby Name Since 1887 - 398 Births, Peak 1918." NameAlmanac. Accessed via https://namealmanac.com/name/sidonia. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Sidonia draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.