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.
More common than 49% of names given to girls today.
46% of everyone ever named January was born in this single decade.
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 1,000Peak year
Current rank
Active since
January popularity over time
Annual U.S. births registered with the Social Security Administration · 2024–1951
- Peak year (1978)
- 257
- Annual births at peak — across 74 years of records
Currently ranks #9033 among girls.
2,160 total births across 74 years of SSA records. Peaked in 1978 with 257 births in a single year.
January by decade
Total births in each ten-year window — peak vs trough at a glance
- Peak decade
- 1970s
- 1,000 births that decade — 46% of January's all-time total
January decade highlights
- Peak decade 1,000 births
- Runner-up 517 births
- Modern era share 2010s + 2020s
- Decades tracked with recorded births
1970s was January's strongest decade
1,000 babies received the name during that ten-year window — about 46% of all-time use.
January by state
Where January concentrates geographically — total births since 1951
| 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% |
161 of 2,160 births nationwide. Compared to a flat distribution across 27 reporting states.
Top 5 states
- California 7.5% of nationwide
- Texas 4.1% of nationwide
- New York 3.8% of nationwide
- Ohio 3.2% of nationwide
- Pennsylvania 2.7% of nationwide
Recorded in 27 of 51 SSA jurisdictions
California accounts for 7.5% of all recorded births nationwide — a relatively diffuse profile for this name.
January appears in 27 states. Explore state details →
Frequently Asked Questions
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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.