Total births
622
Girls' name · since 1903
Isidra
Since 1903, U.S. Social Security records show 622 babies named Isidra, peaking in 1921. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #13539
- among girls today
- 622
- born since 1903
- 1920s
- peak decade
- 24%
- more common than other girls
Yes -- Isidra is the #13539 most popular girls' name in the U.S. today, with 622 recorded since 1903.
According to the U.S. Social Security Administration, Isidra has been recorded 622 times among girls since 1903, currently ranked #13539 nationally and more common than 24% of girls, with its heaviest use in the 1920s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1903 to 2025.
- #13539 among girls today
- 622 born since 1903
- 1920s peak decade
- 24% more common than other girls
Data updated Jun 2026
The verdict
Isidra is currently the #13539 girls' name in America, more common than 24% of girls - 622 born since 1903, peaking in the 1920s.
- #13539
- among girls today
- 622
- born since 1903
- 1920s
- peak decade
- 24%
- more common than other girls
Isidra vs. every other girls name in current SSA rankings
#13539
of 17,726 girls in use
More common than 24% of names given to girls today.
1920s
Peak decade
18% of everyone ever named Isidra was born in this single decade.
1921
Single peak year
18 babies were named Isidra in 1921 - its busiest year on record.
How Isidra compares
622 Top 40% higher than 60% of 17,726 names currently given to girls
Based on all-time total births among currently-ranked girls names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Isidra's all-time total is 63% above the median girls name, and Olivia still leads by a wide margin.
| Metric | Isidra | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 622 | 382 | 567,345 |
| Peak-year births | 18 | 48 | 19,840 |
Isidra's usage pattern, beyond the headline number
Divide Isidra's SSA record in two at 1960 and the more recent half accounts for 45% of all births, the earlier half the remaining 55%, a genuinely balanced usage pattern. Its calmest year was 1903, with only 5 births recorded -- set against the 1921 peak of 18, that's the full swing in one name's fortunes.
Isidra at a glance
Outside the top 1,000Peak year
1921
Current rank
#13,539
Active since
1903
Isidra popularity over time
Annual U.S. births registered with the Social Security Administration · 1903–2025
- Peak year (1921)
- 18
- Annual births at peak, across 123 years of records
Isidra by decade
Total births in each ten-year window, peak vs trough at a glance
1920s was Isidra's strongest decade.
114 babies received the name during that ten-year window, about 18% of all-time use.
Isidra births by decade
Total births in each ten-year window
- 1900s 5
1900s
5 births
- 1910s 42
1910s
42 births
- 1920s
1920s
114 births
- 1930s
1930s
63 births
- 1940s
1940s
72 births
- 1950s 44
1950s
44 births
- 1960s
1960s
51 births
- 1970s
1970s
51 births
- 1980s
1980s
56 births
- 1990s
1990s
60 births
- 2000s 39
2000s
39 births
- 2010s 10
2010s
10 births
- 2020s 15
2020s
15 births
What this shows Peak: 1920s at 114 births (18% of all-time use).
How Isidra compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 girls names closest to Isidra's total volume
Isidra vs 15 similarly-sized girls names
Isidra by state
Where Isidra concentrates geographically, total births since 1903
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 229 | 36.8% |
Texas share of Isidra's total US births 36.8%
229 of 622 births nationwide.
Frequently Asked Questions
How popular is the name Isidra? ▼
Isidra has been given to 622 babies in the U.S. since 1903, according to SSA data. Among girls, it ranks #13539 as of the latest data. 18 babies were born in 1921, its single highest year.
When was Isidra most popular? ▼
Isidra was most popular in the 1920s decade with 114 total births. The single peak year was 1921.
Where is Isidra most popular? ▼
The top states for the name Isidra are Texas (229 births).
How long has the name Isidra been used? ▼
Isidra has been recorded in Social Security data since 1903, spanning 123 years of data through 2025.
What names are similar to Isidra? ▼
Names with a similar sound or spelling include Isis, Isidora, Isia, Isioma, and 4 more. These share a common prefix and are also used for girls.
What to do with Isidra's data
- Isidra's decade-level peak was the 1920s (114 total births); usage has since declined to 15 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Texas records the most Isidras (229 births) -- see the full state breakdown if geography matters to your decision. Texas names
- 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 Isidra
Nearby Names Like Isidra
Names with a similar sound, spelling, or feel to Isidra
Isis Girl
#1078 11,881 births
Isidora Girl
#5164 637 births
Isia Girl
#10778 78 births
Isioma Girl
64 births
Isiss Girl
39 births
Compare Isidra side by side: Isidra vs Isis Isidra vs Isidora Isidra vs Isia
Related Names
Names with a similar popularity rank to Isidra
Clelia #13538
530 births · Peak 1920
Magdaline #13540
1,374 births · Peak 1921
Darline #13537
5,050 births · Peak 1927
Bebe #13541
1,579 births · Peak 1932
Canary #13536
428 births · Peak 1920
Velia #13542
2,831 births · Peak 1929
Stellar #13535
192 births · Peak 2021
Avanelle #13543
565 births · Peak 1921
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, 1903–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Isidra: #13539 Girls' Name - 622 Births, Peak 1921." NameAlmanac. Accessed via https://namealmanac.com/name/isidra. 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 Isidra 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.