Recorded 1918–2003 Girls' name Peak 1978 475 births

Lus — girls' name

475 babies named Lus in U.S. Social Security records since 1918, with the highest year being 1978. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s51920s251940s61950s201960s921970s1371980s971990s662000s27
1970s
Peak decade

29% of everyone ever named Lus was born in this single decade.

1978
Single peak year

21 babies were named Lus in 1978 — its busiest year on record.

What the Data Says About Lus

The Social Security Administration has registered 475 babies named Lus between 1918 and 2003, spanning 86 consecutive years of U.S. birth records. As a girl's name, Lus currently falls outside the top 1,000 girls' names for 2003. The name reached its historical peak in 1978, when 21 babies received it in a single year.

Decade-level aggregation shows that Lus performed strongest in the 1970s, accumulating 137 births during that ten-year window. Across the 9 decades of recorded activity, Lus shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 123 births — the largest state-level total in the dataset — followed by Texas. In total, SSA state-level files list Lus in 2 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Lus 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 475 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.

Lus at a glance

Last recorded 2003

Total births

475

Since 1918

86 years of records

Peak year

1978

21 births that year

Strongest decade: 1970s

Current rank

Unranked

Outside the modern top-1,000

As of 2003

Active since

1918

Recorded for 86 years

Last year on file: 2003

Lus popularity over time

Annual U.S. births registered with the Social Security Administration · 2003–1918

Last recorded 2003
Peak year (1978)
21
Annual births at peak — across 86 years of records
0510152025 200319951987198019731966195919231918 5

Lus by decade

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

Peak: 1970s
Peak decade
1970s
137 births that decade — 29% of Lus's all-time total
1910s51920s251940s61950s201960s921970s1371980s971990s662000s27

Lus by state

Where Lus concentrates geographically — total births since 1918

Regionally concentrated
Top 2 states by recorded births for the name Lus
Rank State Visual share Births Share of total
#1 California
123 25.9%
#2 Texas
6 1.3%
California share of Lus's total US births 25.9%
Even split

123 of 475 births nationwide. Compared to a flat distribution across 2 reporting states.

Frequently Asked Questions

How popular is the name Lus?
475 babies have been named Lus since 1918. It was last recorded in 2003. The peak year was 1978 with 21 births.
When was Lus most popular?
Lus was most popular in the 1970s decade with 137 total births. The single peak year was 1978.
Where is Lus most popular?
The top states for the name Lus are California (123 births), Texas (6 births).
How long has the name Lus been used?
Lus has been recorded in Social Security data since 1918, spanning 86 years of data through 2003.
What names are similar to Lus?
Names with a similar sound or spelling include Lusia, Lusero, Lusine, Lusiana, 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, 1918–2003 (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.