US rank #3597 Girls' name Peak 2024 335 births

Lilac — #3597 US girls' name

335 babies named Lilac in U.S. Social Security records since 1979, with the highest year being 2024. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1970s51990s132000s412010s1372020s139
#3597
of 17,661 girls in use

More common than 80% of names given to girls today.

2020s
Peak decade

41% of everyone ever named Lilac was born in this single decade.

2024
Single peak year

43 babies were named Lilac in 2024 — its busiest year on record.

What the Data Says About Lilac

The Social Security Administration has registered 335 babies named Lilac between 1979 and 2024, spanning 46 consecutive years of U.S. birth records. As a girl's name, Lilac currently holds the #3597 rank among girls for 2024. The name reached its historical peak in 2024, when 43 babies received it in a single year.

Decade-level aggregation shows that Lilac performed strongest in the 2020s, accumulating 139 births during that ten-year window. Across the 5 decades of recorded activity, Lilac shows a stable profile with only moderate drift from its peak decade. Geographically, the name is most concentrated in California, which accounts for 15 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Lilac in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Lilac 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 335 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.

Lilac at a glance

Outside the top 1,000

Total births

335

Since 1979

46 years of records

Peak year

2024

43 births that year

Strongest decade: 2020s

Current rank

#3,597

Among girls

As of 2024

Active since

1979

Recorded for 46 years

Last year on file: 2024

Lilac popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1979

Outside the top 1,000
Peak year (2024)
43
Annual births at peak — across 46 years of records
01020304050 202420212018201520122009200619951979 5

Lilac by decade

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

Peak: 2020s
Peak decade
2020s
139 births that decade — 41% of Lilac's all-time total
1970s51990s132000s412010s1372020s139

Lilac by state

Where Lilac concentrates geographically — total births since 1979

Geographically diffuse
Top 1 states by recorded births for the name Lilac
Rank State Visual share Births Share of total
#1 California
15 4.5%
California share of Lilac's total US births 4.5%

15 of 335 births nationwide.

Frequently Asked Questions

How popular is the name Lilac?
335 babies have been named Lilac since 1979. It currently ranks #3597 among girls. The peak year was 2024 with 43 births.
When was Lilac most popular?
Lilac was most popular in the 2020s decade with 139 total births. The single peak year was 2024.
Where is Lilac most popular?
The top states for the name Lilac are California (15 births).
How long has the name Lilac been used?
Lilac has been recorded in Social Security data since 1979, spanning 46 years of data through 2024.
What names are similar to Lilac?
Names with a similar sound or spelling include Lillian, Lily, Lillie, Lila, and 4 more. These share a common prefix and are also used for girls.

Keep exploring Lilac

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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, 1979–2024 (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.