US rank #11094 Girls' name Peak 1954 4,040 births

Lu — #11094 US girls' name

4,040 babies named Lu in U.S. Social Security records since 1886, with the highest year being 1954. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1880s261890s301900s331910s971920s1911930s3231940s3701950s20211960s7481970s1001980s251990s52010s362020s35
#11094
of 17,661 girls in use

More common than 37% of names given to girls today.

1950s
Peak decade

50% of everyone ever named Lu was born in this single decade.

1954
Single peak year

394 babies were named Lu in 1954 — its busiest year on record.

What the Data Says About Lu

The Social Security Administration has registered 4,040 babies named Lu between 1886 and 2024, spanning 139 consecutive years of U.S. birth records. As a girl's name, Lu currently holds the #11094 rank among girls for 2024. The name reached its historical peak in 1954, when 394 babies received it in a single year.

Decade-level aggregation shows that Lu performed strongest in the 1950s, accumulating 2,021 births during that ten-year window. Across the 14 decades of recorded activity, Lu shows a clear decline from its mid-century high. Geographically, the name is most concentrated in Ohio, which accounts for 288 births — the largest state-level total in the dataset — followed by Pennsylvania and Texas. In total, SSA state-level files list Lu in 32 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Lu 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 4,040 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.

Lu at a glance

Outside the top 1,000

Total births

4,040

Since 1886

139 years of records

Peak year

1954

394 births that year

Strongest decade: 1950s

Current rank

#11,094

Among girls

As of 2024

Active since

1886

Recorded for 139 years

Last year on file: 2024

Lu popularity over time — girls

Annual U.S. births registered with the Social Security Administration · 2024–1886

Outside the top 1,000
Peak year (1954)
394
Annual births at peak — across 139 years of records
-1000100200300400500 202419821967195419411928191518951886 6

Lu popularity over time — boys

35 total births recorded since 1918 (Lu as boys' name)

Unisex variant — 35 births
4.555.566.5 202220212020199519191918 6

Lu by decade

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

Peak: 1950s
Peak decade
1950s
2,021 births that decade — 50% of Lu's all-time total
1880s261890s301900s331910s971920s1911930s3231940s3701950s20211960s7481970s1001980s251990s52010s362020s35

Lu by state

Where Lu concentrates geographically — total births since 1886

Geographically diffuse
Top 8 states by recorded births for the name Lu
Rank State Visual share Births Share of total
#1 Ohio
288 7.1%
#2 Pennsylvania
235 5.8%
#3 Texas
204 5.0%
#4 Illinois
183 4.5%
#5 Indiana
157 3.9%
#6 New York
132 3.3%
#7 North Carolina
131 3.2%
#8 Iowa
121 3.0%
Ohio share of Lu's total US births 7.1%
Even split

288 of 4,040 births nationwide. Compared to a flat distribution across 32 reporting states.

Lu appears in 32 states. Explore state details →

Frequently Asked Questions

How popular is the name Lu?
4,040 babies have been named Lu since 1886. It currently ranks #11094 among girls. The peak year was 1954 with 394 births.
When was Lu most popular?
Lu was most popular in the 1950s decade with 2,021 total births. The single peak year was 1954.
Where is Lu most popular?
The top states for the name Lu are Ohio (288 births), Pennsylvania (235 births), Texas (204 births).
How long has the name Lu been used?
Lu has been recorded in Social Security data since 1886, spanning 139 years of data through 2024.
What names are similar to Lu?
Names with a similar sound or spelling include Lucille, Lucy, Lula, Luna, and 4 more. These share a common prefix and are also used for girls.

Keep exploring Lu

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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, 1886–2024 (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.