US rank #9033 Girls' name Peak 1978 2,160 births

January — #9033 US girls' name

2,160 babies named January in U.S. Social Security records since 1951, with the highest year being 1978. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1950s171960s751970s10001980s5171990s1162000s1152010s2392020s81
#9033
of 17,661 girls in use

More common than 49% of names given to girls today.

1970s
Peak decade

46% of everyone ever named January was born in this single decade.

1978
Single peak year

257 babies were named January in 1978 — its busiest year on record.

What the Data Says About January

The Social Security Administration has registered 2,160 babies named January between 1951 and 2024, spanning 74 consecutive years of U.S. birth records. As a girl's name, January currently holds the #9033 rank among girls for 2024. The name reached its historical peak in 1978, when 257 babies received it in a single year.

Decade-level aggregation shows that January performed strongest in the 1970s, accumulating 1,000 births during that ten-year window. Across the 8 decades of recorded activity, January shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 161 births — the largest state-level total in the dataset — followed by Texas and New York. In total, SSA state-level files list January in 27 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for January 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 2,160 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.

January at a glance

Outside the top 1,000

Total births

2,160

Since 1951

74 years of records

Peak year

1978

257 births that year

Strongest decade: 1970s

Current rank

#9,033

Among girls

As of 2024

Active since

1951

Recorded for 74 years

Last year on file: 2024

January popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1951

Outside the top 1,000
Peak year (1978)
257
Annual births at peak — across 74 years of records
-1000100200300 202420152006199719881979197019601951 7

January by decade

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

Peak: 1970s
Peak decade
1970s
1,000 births that decade — 46% of January's all-time total
1950s171960s751970s10001980s5171990s1162000s1152010s2392020s81

January by state

Where January concentrates geographically — total births since 1951

Geographically diffuse
Top 8 states by recorded births for the name January
Rank State Visual share Births Share of total
#1 California
161 7.5%
#2 Texas
89 4.1%
#3 New York
83 3.8%
#4 Ohio
70 3.2%
#5 Pennsylvania
58 2.7%
#6 Florida
51 2.4%
#7 Michigan
37 1.7%
#8 Illinois
36 1.7%
California share of January's total US births 7.5%
Even split

161 of 2,160 births nationwide. Compared to a flat distribution across 27 reporting states.

January appears in 27 states. Explore state details →

Frequently Asked Questions

How popular is the name January?
2,160 babies have been named January since 1951. It currently ranks #9033 among girls. The peak year was 1978 with 257 births.
When was January most popular?
January was most popular in the 1970s decade with 1,000 total births. The single peak year was 1978.
Where is January most popular?
The top states for the name January are California (161 births), Texas (89 births), New York (83 births).
How long has the name January been used?
January has been recorded in Social Security data since 1951, spanning 74 years of data through 2024.
What names are similar to January?
Names with a similar sound or spelling include Janet, Janice, Jane, Janie, and 4 more. These share a common prefix and are also used for girls.

Keep exploring January

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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, 1951–2024 (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.