Girls' name · since 1923
Lyllian
Since 1923, U.S. Social Security records show 635 babies named Lyllian, peaking in 2009. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- #10,160 of 72,339
- all-time among girls
- #15,108 of 17,297
- 2025 SSA year
- 635
- born since 1923
- 2010s
- peak decade
Lyllian currently ranks #15108 among girls' names in America, with 635 babies recorded since 1923.
According to the U.S. Social Security Administration, Lyllian has been recorded 635 times among girls since 1923, currently ranked #15108 nationally and more common than 13% of girls, with its heaviest use in the 2010s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1923 to 2025.
- #10,160 of 72,339 all-time among girls
- #15,108 of 17,297 2025 SSA year
- 635 born since 1923
- 2010s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Lyllian ranks #10,160 of 72,339 girls' names by all-time recorded births (highest first) and #15,108 of 17,297 among girls' names in 2025. 635 born since 1923, peaking in the 2010s.
- #10,160 of 72,339
- all-time among girls
- #15,108 of 17,297
- 2025 SSA year
- 635
- born since 1923
- 2010s
- peak decade
Lyllian's 635 recorded births place it above 85.94% of the 72,339 girls names in the full SSA archive.
The state file records this name in 2 jurisdictions, led by Indiana.
How Lyllian compares
635 Top 40% higher than 60% 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
Lyllian's all-time total is 69% above the median girls name, and Olivia still leads by a wide margin.
| Metric | Lyllian | Median girls name (Kyann) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 635 | 376 | 567,345 |
| Peak-year births | 45 | 21 | 19,840 |
Lyllian's usage pattern, beyond the headline number
Divide Lyllian's SSA record in two at 2010 and the more recent half accounts for 56% of all births, the earlier half the remaining 44%, a genuinely balanced usage pattern. Its calmest year was 1923, with only 5 births recorded -- set against the 2009 peak of 45, that's the full swing in one name's fortunes.
Lyllian popularity over time
Annual U.S. births registered with the Social Security Administration · 1923–2025
- Peak year (2009)
- 45
- Annual births at peak, across 103 years of records
Lyllian by decade
2010s is the heaviest window (304 births, 48% of the file).
2010s was Lyllian's strongest decade.
304 babies received the name during that ten-year window, about 48% of all-time use.
Lyllian births by decade
Total births in each ten-year window
- 1920s 12
1920s
12 births
- 1990s 16
1990s
16 births
- 2000s
2000s
252 births
- 2010s
2010s
304 births
- 2020s 51
2020s
51 births
What this shows Peak: 2010s at 304 births (48% of all-time use).
How Lyllian 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 Lyllian's total volume
Lyllian by state
Where Lyllian concentrates geographically, total births since 1923
Frequently Asked Questions
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What to do with Lyllian's data
- Lyllian's decade-level peak was the 2010s (304 total births); usage has since declined to 51 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Indiana records the most Lyllians (11 births) -- see the full state breakdown if geography matters to your decision. Indiana names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Lyllian
Nearby Names Like Lyllian
Names with a similar sound, spelling, or feel to Lyllian
Compare Lyllian side by side: Lyllian vs Lyla Lyllian vs Lylah Lyllian vs Lyle
Related Names
Names with a similar popularity rank to Lyllian
Nationwide names with similar peak year or record span
Two nationwide peer axes for Lyllian: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~2009)
Similar record span (~102 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, 1923–2025 (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 Lyllian 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.