US rank #1896 Girls' name Peak 1963 7,847 births

Moira — #1896 US girls' name

7,847 babies named Moira in U.S. Social Security records since 1913, with the highest year being 1963. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s111920s691930s1511940s2561950s8811960s11991970s6791980s6541990s10102000s12152010s11752020s547
#1896
of 17,661 girls in use

More common than 89% of names given to girls today.

2000s
Peak decade

15% of everyone ever named Moira was born in this single decade.

1963
Single peak year

144 babies were named Moira in 1963 — its busiest year on record.

What the Data Says About Moira

The Social Security Administration has registered 7,847 babies named Moira between 1913 and 2024, spanning 112 consecutive years of U.S. birth records. As a girl's name, Moira currently holds the #1896 rank among girls for 2024. The name reached its historical peak in 1963, when 144 babies received it in a single year.

Decade-level aggregation shows that Moira performed strongest in the 2000s, accumulating 1,215 births during that ten-year window. Across the 12 decades of recorded activity, Moira shows notable generational variation in parental adoption. Geographically, the name is most concentrated in New York, which accounts for 887 births — the largest state-level total in the dataset — followed by California and Illinois. In total, SSA state-level files list Moira in 28 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Moira 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 7,847 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.

Moira at a glance

Outside the top 1,000

Total births

7,847

Since 1913

112 years of records

Peak year

1963

144 births that year

Strongest decade: 2000s

Current rank

#1,896

Among girls

As of 2024

Active since

1913

Recorded for 112 years

Last year on file: 2024

Moira popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1913

Outside the top 1,000
Peak year (1963)
144
Annual births at peak — across 112 years of records
-50050100150200 202420101996198219681954194019261913 5

Moira by decade

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

Peak: 2000s
Peak decade
2000s
1,215 births that decade — 15% of Moira's all-time total
1910s111920s691930s1511940s2561950s8811960s11991970s6791980s6541990s10102000s12152010s11752020s547

Moira by state

Where Moira concentrates geographically — total births since 1913

Geographically diffuse
Top 8 states by recorded births for the name Moira
Rank State Visual share Births Share of total
#1 New York
887 11.3%
#2 California
639 8.1%
#3 Illinois
485 6.2%
#4 Pennsylvania
471 6.0%
#5 Massachusetts
389 5.0%
#6 Ohio
248 3.2%
#7 New Jersey
225 2.9%
#8 Texas
159 2.0%
New York share of Moira's total US births 11.3%
Even split

887 of 7,847 births nationwide. Compared to a flat distribution across 28 reporting states.

Moira appears in 28 states. Explore state details →

Frequently Asked Questions

How popular is the name Moira?
7,847 babies have been named Moira since 1913. It currently ranks #1896 among girls. The peak year was 1963 with 144 births.
When was Moira most popular?
Moira was most popular in the 2000s decade with 1,215 total births. The single peak year was 1963.
Where is Moira most popular?
The top states for the name Moira are New York (887 births), California (639 births), Illinois (485 births).
How long has the name Moira been used?
Moira has been recorded in Social Security data since 1913, spanning 112 years of data through 2024.
What names are similar to Moira?
Names with a similar sound or spelling include Moises, Moire, Moina, Moiya. 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, 1913–2024 (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.