Recorded 1923–1927 Girls' name Peak 1923 10 births

Lylis — girls' name

10 babies named Lylis in U.S. Social Security records since 1923, with the highest year being 1923. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1920s10
1920s
Peak decade

100% of everyone ever named Lylis was born in this single decade.

1923
Single peak year

5 babies were named Lylis in 1923 — its busiest year on record.

What the Data Says About Lylis

The Social Security Administration has registered 10 babies named Lylis between 1923 and 1927, spanning 5 consecutive years of U.S. birth records. As a girl's name, Lylis currently falls outside the top 1,000 girls' names for 1927. The name reached its historical peak in 1923, when 5 babies received it in a single year.

Decade-level aggregation shows that Lylis performed strongest in the 1920s, accumulating 10 births during that ten-year window.

No etymological entry is currently available for Lylis in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 10 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Lylis at a glance

Last recorded 1927

Total births

10

Since 1923

5 years of records

Peak year

1923

5 births that year

Strongest decade: 1920s

Current rank

Unranked

Outside the modern top-1,000

As of 1927

Active since

1923

Recorded for 5 years

Last year on file: 1927

Lylis popularity over time

Annual U.S. births registered with the Social Security Administration · 1927–1923

Last recorded 1927
Peak year (1923)
5
Annual births at peak — across 5 years of records
5 19271923 5

Lylis by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1920s
Peak decade
1920s
10 births that decade — 100% of Lylis's all-time total
1920s10

Frequently Asked Questions

How popular is the name Lylis?
10 babies have been named Lylis since 1923. It was last recorded in 1927. The peak year was 1923 with 5 births.
When was Lylis most popular?
Lylis was most popular in the 1920s decade with 10 total births. The single peak year was 1923.
How long has the name Lylis been used?
Lylis has been recorded in Social Security data since 1923, spanning 5 years of data through 1927.
What names are similar to Lylis?
Names with a similar sound or spelling include Lyla, Lylah, Lyle, Lyllian, and 4 more. These share a common prefix and are also used for girls.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1923–1927 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.