US rank #11084 Girls' name Peak 1928 2,306 births

Leonore — #11084 US girls' name

2,306 babies named Leonore in U.S. Social Security records since 1881, with the highest year being 1928. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1880s411890s1091900s1251910s4241920s5951930s3081940s2541950s1441960s1071970s861980s431990s102010s292020s31
#11084
of 17,661 girls in use

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

1920s
Peak decade

26% of everyone ever named Leonore was born in this single decade.

1928
Single peak year

70 babies were named Leonore in 1928 — its busiest year on record.

What the Data Says About Leonore

The Social Security Administration has registered 2,306 babies named Leonore between 1881 and 2024, spanning 144 consecutive years of U.S. birth records. As a girl's name, Leonore currently holds the #11084 rank among girls for 2024. The name reached its historical peak in 1928, when 70 babies received it in a single year.

Decade-level aggregation shows that Leonore performed strongest in the 1920s, accumulating 595 births during that ten-year window. Across the 14 decades of recorded activity, Leonore shows a clear decline from its mid-century high. Geographically, the name is most concentrated in New York, which accounts for 555 births — the largest state-level total in the dataset — followed by Pennsylvania and Illinois. In total, SSA state-level files list Leonore in 6 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Leonore 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 2,306 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.

Leonore at a glance

Outside the top 1,000

Total births

2,306

Since 1881

144 years of records

Peak year

1928

70 births that year

Strongest decade: 1920s

Current rank

#11,084

Among girls

As of 2024

Active since

1881

Recorded for 144 years

Last year on file: 2024

Leonore popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1881

Outside the top 1,000
Peak year (1928)
70
Annual births at peak — across 144 years of records
020406080 202419821966195219381924191018961881 5

Leonore by decade

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

Peak: 1920s
Peak decade
1920s
595 births that decade — 26% of Leonore's all-time total
1880s411890s1091900s1251910s4241920s5951930s3081940s2541950s1441960s1071970s861980s431990s102010s292020s31

Leonore by state

Where Leonore concentrates geographically — total births since 1881

Regionally concentrated
Top 6 states by recorded births for the name Leonore
Rank State Visual share Births Share of total
#1 New York
555 24.1%
#2 Pennsylvania
134 5.8%
#3 Illinois
57 2.5%
#4 California
37 1.6%
#5 Massachusetts
17 0.7%
#6 New Jersey
17 0.7%
New York share of Leonore's total US births 24.1%
Even split

555 of 2,306 births nationwide. Compared to a flat distribution across 6 reporting states.

Frequently Asked Questions

How popular is the name Leonore?
2,306 babies have been named Leonore since 1881. It currently ranks #11084 among girls. The peak year was 1928 with 70 births.
When was Leonore most popular?
Leonore was most popular in the 1920s decade with 595 total births. The single peak year was 1928.
Where is Leonore most popular?
The top states for the name Leonore are New York (555 births), Pennsylvania (134 births), Illinois (57 births).
How long has the name Leonore been used?
Leonore has been recorded in Social Security data since 1881, spanning 144 years of data through 2024.
What names are similar to Leonore?
Names with a similar sound or spelling include Leona, Leola, Leora, Leota, and 4 more. These share a common prefix and are also used for girls.

Keep exploring Leonore

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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, 1881–2024 (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.