Total births
37
Girls' name · since 2018
Lys
Since 2018, U.S. Social Security records show 37 babies named Lys, peaking in 2018. See the year-by-year trend, decade totals, and state rankings below, sourced from federal birth data.
- 37
- total births
- 2018–2025
- years on record
- 2010s
- peak decade
- 54%
- born in that decade
Lys sits outside today's top ranks for girls, with 37 recorded since 2018.
According to the U.S. Social Security Administration, Lys has been recorded 37 times among girls since 2018, though it is not among the currently most-used girls names, 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 2018 to 2025.
- 37 total births
- 2018–2025 years on record
- 2010s peak decade
- 54% born in that decade
Data updated Jul 2026
The verdict
37 girls have been named Lys since 2018, peaking in the 2010s, last recorded in 2025.
- 37
- total births
- 2018–2025
- years on record
- 2010s
- peak decade
- 54%
- born in that decade
2010s
Peak decade
54% of everyone ever named Lys was born in this single decade.
2018
Single peak year
11 babies were named Lys in 2018 - its busiest year on record.
Lys's usage pattern, beyond the headline number
Lys splits its recorded history at 2021: 46% of all births land in the more recent half, 54% in the earlier half, an evenly balanced pattern over time. The single quietest year was 2025 (5 births) -- compare that against the 2018 peak of 11 for a sense of just how much the name's popularity has swung.
Lys at a glance
Last recorded 2025Peak year
2018
Current rank
Unranked
Active since
2018
Lys popularity over time
Annual U.S. births registered with the Social Security Administration · 2018–2025
- Peak year (2018)
- 11
- Annual births at peak, across 8 years of records
Lys by decade
Total births in each ten-year window, peak vs trough at a glance
2010s was Lys's strongest decade.
20 babies received the name during that ten-year window, about 54% of all-time use.
Lys births by decade
Total births in each ten-year window
- 2010s
2010s
20 births
- 2020s
2020s
17 births
What this shows Peak: 2010s at 20 births (54% of all-time use).
Frequently Asked Questions
How popular is the name Lys? ▼
37 babies have been named Lys since 2018. It was last recorded in 2025. The peak year was 2018 with 11 births.
When was Lys most popular? ▼
Lys was most popular in the 2010s decade with 20 total births. The single peak year was 2018.
How long has the name Lys been used? ▼
Lys has been recorded in Social Security data since 2018, spanning 8 years of data through 2025.
What names are similar to Lys? ▼
Names with a similar sound or spelling include Lyssa, Lysette, Lysa, Lysandra, and 4 more. These share a common prefix and are also used for girls.
What to do with Lys's data
- Lys's usage has stayed within range of its 2010s decade-level peak (20 total births) through the 2020s (17) -- a comparatively stable name, not a fading trend.
- 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 Lys
Nearby Names Like Lys
Names with a similar sound, spelling, or feel to Lys
Lyssa Girl
#12317 1,492 births
Lysette Girl
781 births
Lysa Girl
761 births
Lysandra Girl
686 births
Lysbeth Girl
110 births
Compare Lys side by side: Lys vs Lyssa Lys vs Lysette Lys vs Lysa
Related Names
Names with a similar number of total births
Data Sources
Data as of July 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, 2018–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Lys: Baby Name Since 2018 - 37 Births, Peak 2018." NameAlmanac. Accessed via https://namealmanac.com/name/lys. 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 Lys 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 July 2026.