Girls' name · since 1908
Lilas
Lilas has 361 recorded births since 1908 in federal Social Security data, most heavily in 1916 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #14,403 of 72,339
- all-time among girls
- 361
- born since 1908
- 1920s
- peak decade
Lilas sits outside today's top ranks for girls, with 361 recorded since 1908.
Lilas has 361 recorded births among girls since 1908, per the U.S. Social Security Administration, though it falls outside today's most-used girls names, busiest in the 1920s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1908 to 2024.
- #14,403 of 72,339 all-time among girls
- 361 born since 1908
- 1920s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Lilas ranks #14,403 of 72,339 girls' names by all-time recorded births (highest first). 361 born since 1908, peaking in the 1920s.
- #14,403 of 72,339
- all-time among girls
- 361
- born since 1908
- 1920s
- peak decade
Lilas's 361 recorded births place it above 80.07% of the 72,339 girls names in the full SSA archive.
The state file records this name in 1 jurisdictions, led by Wisconsin.
Lilas's usage pattern, beyond the headline number
Splitting Lilas's full recorded timeline at 1930, 34% of its total births fall in the more recent half of the record versus 66% in the earlier half -- the name was more prevalent in its earlier era than it is today. Its quietest year on record was 1909, with just 5 recorded births -- worth weighing against the 1916 peak of 18 to see the full range of the name's swing in popularity.
Lilas popularity over time
Annual U.S. births registered with the Social Security Administration · 1908–2024
- Peak year (1916)
- 18
- Annual births at peak, across 117 years of records
Lilas by decade
1920s is the heaviest window (128 births, 35% of the file).
1920s was Lilas's strongest decade.
128 babies received the name during that ten-year window, about 35% of all-time use.
Lilas births by decade
Total births in each ten-year window
- 1900s 11
1900s
11 births
- 1910s
1910s
99 births
- 1920s
1920s
128 births
- 1930s
1930s
56 births
- 1940s 16
1940s
16 births
- 2010s 29
2010s
29 births
- 2020s 22
2020s
22 births
What this shows Peak: 1920s at 128 births (35% of all-time use).
Lilas by state
Where Lilas concentrates geographically, total births since 1908
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Wisconsin | | 10 | 2.8% |
10 of 361 births nationwide.
Frequently Asked Questions
How popular is the name Lilas? ▼
Where does Lilas sit in the SSA name archive? ▼
When was Lilas most popular? ▼
Where is Lilas most popular? ▼
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What to do with Lilas's data
- Lilas's decade-level peak was the 1920s (128 total births); usage has since declined to 22 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Wisconsin records the most Lilass (10 births) -- see the full state breakdown if geography matters to your decision. Wisconsin names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Lilas
Nearby Names Like Lilas
Names with a similar sound, spelling, or feel to Lilas
Compare Lilas side by side: Lilas vs Lillian Lilas vs Lily Lilas vs Lillie
Related Names
Names with a similar number of total births
Nationwide names with similar peak year or record span
Two nationwide peer axes for Lilas: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1916)
Similar record span (~116 yrs)
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, 1908–2024 (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 Lilas 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.