Girls' name · since 1898

Illa

1,800 babies named Illa in U.S. Social Security records since 1898, with the highest year being 1926. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

#5,059 of 72,339
all-time among girls
#9,491 of 17,297
2025 SSA year
1,800
born since 1898
1920s
peak decade

Illa currently ranks #9491 among girls' names in America, with 1,800 babies recorded since 1898.

According to the U.S. Social Security Administration, Illa has been recorded 1,800 times among girls since 1898, currently ranked #9491 nationally and more common than 45% 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 1898 to 2025.

  • #5,059 of 72,339 all-time among girls
  • #9,491 of 17,297 2025 SSA year
  • 1,800 born since 1898
  • 1920s peak decade

Data updated Aug 2026

The verdict

According to the U.S. Social Security Administration, Illa ranks #5,059 of 72,339 girls' names by all-time recorded births (highest first) and #9,491 of 17,297 among girls' names in 2025. 1,800 born since 1898, peaking in the 1920s.

#5,059 of 72,339
all-time among girls
#9,491 of 17,297
2025 SSA year
1,800
born since 1898
1920s
peak decade
0%100%Median name50%45.1%
Illa vs. every other girls name in current SSA rankings
Above the archive median
All-time archive position

Illa's 1,800 recorded births place it above 93% of the 72,339 girls names in the full SSA archive.

7 jurisdictions
State-record footprint

7 jurisdictions carry state-level records, led by Texas.

How Illa compares

1,800 Top 24% higher than 76% of 17,297 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

Illa's all-time total is 5x the median girls name, and Olivia still leads by a wide margin.

Metric Illa Median girls name (Kyann) #1 girls name (Olivia)
All-time total births 1,800 376 567,345
Peak-year births 58 21 19,840

Illa's usage pattern, beyond the headline number

Illa splits its recorded history at 1943: 29% of all births land in the more recent half, 71% in the earlier half, leaning more toward its earlier era than today's. The single quietest year was 1898 (5 births) -- compare that against the 1926 peak of 58 for a sense of just how much the name's popularity has swung.

Illa popularity over time

Annual U.S. births registered with the Social Security Administration · 1898–2025

Outside the top 1,000
Peak year (1926)
58
Annual births at peak, across 128 years of records
020406080 189819141925193619471958201020222025 10

Illa by decade

1920s is the heaviest window (450 births, 25% of the file).

1920s was Illa's strongest decade.

450 babies received the name during that ten-year window, about 25% of all-time use.

Illa births by decade

Total births in each ten-year window

births

What this shows Peak: 1920s at 450 births (25% of all-time use).

Source U.S. Social Security Administration · Baby Names As of August 2026

How Illa 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 Illa's total volume

Illa vs 15 similarly-sized girls names Scatter plot of 16 data points. 0%5%10%15% 050100150200 New & already peakedOld name, single-era peakNew & still diversifyingLong history, steady all along Years in SSA records % of total births in the single peak year -24, 13%-54, 6%-58, 4.4%-52, 8.2%-41, 10.4%-29, 9.3%-112, 4%-108, 5.4%-84, 2.4%-49, 5.2%-144, 2.4%-107, 5.7%-139, 4.5%-67, 4.4%-146, 1.8%Illa-128, 3.2%Illa
Illa vs 15 similarly-sized girls names

Illa by state

Where Illa concentrates geographically, total births since 1898

Geographically diffuse
Top 7 states by recorded births for the name Illa
Rank State Visual share Births Share of total
#1 Texas
30 1.7%
#2 Tennessee
28 1.6%
#3 Kentucky
16 0.9%
#4 Michigan
16 0.9%
#5 Oklahoma
10 0.6%
#6 Nebraska
6 0.3%
#7 Georgia
5 0.3%
Texas share of Illa's total US births 1.7%
Even split

30 of 1,800 births nationwide. Compared to a flat distribution across 7 reporting states.

Frequently Asked Questions

How popular is the name Illa? ▼
Since 1898, Social Security records show 1,800 babies named Illa. Across the full SSA archive it ranks #5,059 of 72,339 girls' names by total births. In 2025, it holds #9,491 of 17,297 among girls. Its busiest year on record was 1926, with 58 births.
Where does Illa sit in the SSA name archive? ▼
According to the U.S. Social Security Administration, Illa ranks #5,059 of 72,339 girls' names by all-time recorded births (highest first) and #9,491 of 17,297 among girls' names in 2025. All-time ordinal matches browse popularity (total births DESC); the current ordinal uses the 2025 SSA file. See /methodology#corpus-placement.
When was Illa most popular? ▼
Illa was most popular in the 1920s decade with 450 total births. The single peak year was 1926.
Where is Illa most popular? ▼
The top states for the name Illa are Texas (30 births), Tennessee (28 births), Kentucky (16 births).
How long has the name Illa been used? ▼
Records for Illa go back to 1898, giving 128 years of history through 2025.
What names are similar to Illa? ▼
Names with a similar sound or spelling include Illiana, Illyana, Illianna, Illeana, and 4 more. These share a common prefix and are also used for girls.

What to do with Illa's data

  • Illa's decade-level peak was the 1920s (450 total births); usage has since declined to 77 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
  • Texas records the most Illas (30 births) -- see the full state breakdown if geography matters to your decision. Texas names

Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.

Keep exploring Illa

Nearby Names Like Illa

Names with a similar sound, spelling, or feel to Illa

Illiana Girl
#2467 2,095 births
Illyana Girl
#4712 706 births
Illianna Girl
#5828 478 births
Illeana Girl
384 births
Illene Girl
368 births

Compare Illa side by side: Illa vs Illiana Illa vs Illyana Illa vs Illianna

Or pick any two names to compare →

Related Names

Names with a similar popularity rank to Illa

Corabelle #9490
454 births · Peak 1916
Feliciana #9492
588 births · Peak 1927
Lima #9489
190 births · Peak 1904
Dan #9493
576 births · Peak 1928
Anthony #9488
7,114 births · Peak 1987
Inola #9494
155 births · Peak 1920
Cathleen #9487
29,923 births · Peak 1958
Janis #9495
48,841 births · Peak 1947

Nationwide names with similar peak year or record span

Two nationwide peer axes for Illa: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.

Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.

Data Sources

Data as of August 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, 1898–2025 (ssa.gov/oact/babynames).

State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).

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 Illa 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 August 2026.