Total births
37,637
Girls' name · since 1880
Aileen
Aileen has 37,637 recorded births since 1880 in federal Social Security data, most heavily in 2009 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #720
- among girls today
- 37,637
- born since 1880
- 2000s
- peak decade
- 96%
- more common than other girls
Aileen currently ranks #720 among girls' names in America, with 37,637 babies recorded since 1880.
Social Security Administration records show Aileen recorded 37,637 times among girls since 1880, holding rank #720 nationally today, ahead of 96% of girls, peaking in the 2000s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1880 to 2025.
- #720 among girls today
- 37,637 born since 1880
- 2000s peak decade
- 96% more common than other girls
Data updated Jun 2026
The verdict
Aileen is currently the #720 girls' name in America, more common than 96% of girls - 37,637 born since 1880, peaking in the 2000s.
- #720
- among girls today
- 37,637
- born since 1880
- 2000s
- peak decade
- 96%
- more common than other girls
Aileen vs. every other girls name in current SSA rankings
#720
of 17,726 girls in use
More common than 96% of names given to girls today.
2000s
Peak decade
15% of everyone ever named Aileen was born in this single decade.
2009
Single peak year
685 babies were named Aileen in 2009 - its busiest year on record.
How Aileen compares
37,637 Top 4% higher than 96% 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
Aileen's all-time total is 99x the median girls name, and Olivia still leads by a wide margin.
| Metric | Aileen | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 37,637 | 382 | 567,345 |
| Peak-year births | 685 | 48 | 19,840 |
Aileen's usage pattern, beyond the headline number
Aileen splits its recorded history at 1954: 65% of all births land in the more recent half, 35% in the earlier half, a lean toward present-day use rather than a passing spike. The single quietest year was 1880 (6 births) -- compare that against the 2009 peak of 685 for a sense of just how much the name's popularity has swung.
Aileen at a glance
Top 1,000 girls' namePeak year
2009
Current rank
#720
Active since
1880
Aileen popularity over time - girls
Annual U.S. births registered with the Social Security Administration · 1880–2025
- Peak year (2009)
- 685
- Annual births at peak, across 146 years of records
Aileen popularity over time - boys
5 total births recorded since 2011 (Aileen as boys' name)
Aileen by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Aileen's strongest decade.
5,821 babies received the name during that ten-year window, about 15% of all-time use.
Aileen births by decade
Total births in each ten-year window
- 1880s 63
1880s
63 births
- 1890s 332
1890s
332 births
- 1900s 818
1900s
818 births
- 1910s
1910s
2,831 births
- 1920s
1920s
4,648 births
- 1930s 2,157
1930s
2,157 births
- 1940s 1,629
1940s
1,629 births
- 1950s 1,957
1950s
1,957 births
- 1960s 2,308
1960s
2,308 births
- 1970s 1,781
1970s
1,781 births
- 1980s
1980s
2,356 births
- 1990s
1990s
3,258 births
- 2000s
2000s
5,821 births
- 2010s
2010s
5,355 births
- 2020s 2,323
2020s
2,323 births
What this shows Peak: 2000s at 5,821 births (15% of all-time use).
How Aileen 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 Aileen's total volume
Aileen vs 15 similarly-sized girls names
Aileen by state
Where Aileen concentrates geographically, total births since 1880
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 8,097 | 21.5% |
| #2 | New York | | 3,774 | 10.0% |
| #3 | Texas | | 3,549 | 9.4% |
| #4 | Illinois | | 1,747 | 4.6% |
| #5 | Pennsylvania | | 1,209 | 3.2% |
| #6 | New Jersey | | 1,127 | 3.0% |
| #7 | Florida | | 1,087 | 2.9% |
| #8 | Michigan | | 797 | 2.1% |
California share of Aileen's total US births 21.5%
Even split
8,097 of 37,637 births nationwide. Compared to a flat distribution across 45 reporting states.
Aileen appears in 45 states. Explore state details →
Frequently Asked Questions
How popular is the name Aileen? ▼
Aileen has been given to 37,637 babies in the U.S. since 1880, according to SSA data. Among girls, it ranks #720 as of the latest data. 685 babies were born in 2009, its single highest year.
When was Aileen most popular? ▼
Aileen was most popular in the 2000s decade with 5,821 total births. The single peak year was 2009.
Where is Aileen most popular? ▼
The top states for the name Aileen are California (8,097 births), New York (3,774 births), Texas (3,549 births).
How long has the name Aileen been used? ▼
Records for Aileen go back to 1880, giving 146 years of history through 2025.
What names are similar to Aileen? ▼
Names with a similar sound or spelling include Ailany, Ailani, Ailyn, Aila, and 4 more. These share a common prefix and are also used for girls.
What to do with Aileen's data
- Aileen's usage has stayed within range of its 2000s decade-level peak (5,821 total births) through the 2020s (2,323) -- a comparatively stable name, not a fading trend.
- California records the most Aileens (8,097 births) -- see the full state breakdown if geography matters to your decision. California 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 Aileen
Nearby Names Like Aileen
Names with a similar sound, spelling, or feel to Aileen
Ailany Girl
#101 11,160 births
Ailani Girl
#327 7,899 births
Ailyn Girl
#1387 4,490 births
Aila Girl
#793 4,268 births
Ailene Girl
#10320 2,197 births
Compare Aileen side by side: Aileen vs Ailany Aileen vs Ailani Aileen vs Ailyn
Related Names
Names with a similar popularity rank to Aileen
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, 1880–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Aileen: #720 Girls' Name - 37,637 Births, Peak 2009." NameAlmanac. Accessed via https://namealmanac.com/name/aileen. 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 Aileen 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.