US rank #209 Boys' name Peak 2022 22,294 births

Knox — #209 US boys' name

22,294 babies named Knox in U.S. Social Security records since 1881, with the highest year being 2022. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1880s151890s51900s201910s1111920s1731930s951940s1111950s921960s411970s201980s301990s1272000s7532010s120532020s8648
#209
of 14,243 boys in use

More common than 99% of names given to boys today.

2010s
Peak decade

54% of everyone ever named Knox was born in this single decade.

2022
Single peak year

1,900 babies were named Knox in 2022 — its busiest year on record.

What the Data Says About Knox

The Social Security Administration has registered 22,294 babies named Knox between 1881 and 2024, spanning 144 consecutive years of U.S. birth records. As a boy's name, Knox currently holds the #209 rank among boys for 2024. The name reached its historical peak in 2022, when 1,900 babies received it in a single year.

Decade-level aggregation shows that Knox performed strongest in the 2010s, accumulating 12,053 births during that ten-year window. Across the 15 decades of recorded activity, Knox shows a stable profile with only moderate drift from its peak decade. Geographically, the name is most concentrated in Texas, which accounts for 2,460 births — the largest state-level total in the dataset — followed by Tennessee and California. In total, SSA state-level files list Knox in 50 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Knox 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 22,294 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.

Knox at a glance

Top 1,000 boys' name

Total births

22,294

Since 1881

144 years of records

Peak year

2022

1,900 births that year

Strongest decade: 2010s

Current rank

#209

Among boys

As of 2024

Active since

1881

Recorded for 144 years

Last year on file: 2024

Knox popularity over time — boys

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

Top 1,000 boys' name
Peak year (2022)
1,900
Annual births at peak — across 144 years of records
-50005001,0001,5002,000 202420111998198219551942192919161881 8

Knox popularity over time — girls

227 total births recorded since 2011 (Knox as girls' name)

Unisex variant — 227 births
5101520253035 2024202220202018201620142011 7

Knox by decade

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

Peak: 2010s
Peak decade
2010s
12,053 births that decade — 54% of Knox's all-time total
1880s151890s51900s201910s1111920s1731930s951940s1111950s921960s411970s201980s301990s1272000s7532010s120532020s8648

Knox by state

Where Knox concentrates geographically — total births since 1881

Geographically diffuse
Top 8 states by recorded births for the name Knox
Rank State Visual share Births Share of total
#1 Texas
2,460 11.0%
#2 Tennessee
1,136 5.1%
#3 California
1,131 5.1%
#4 Ohio
1,062 4.8%
#5 Georgia
988 4.4%
#6 Illinois
826 3.7%
#7 Florida
821 3.7%
#8 Indiana
772 3.5%
Texas share of Knox's total US births 11.0%
Even split

2,460 of 22,294 births nationwide. Compared to a flat distribution across 50 reporting states.

Knox appears in 50 states. Explore state details →

Frequently Asked Questions

How popular is the name Knox?
22,294 babies have been named Knox since 1881. It currently ranks #209 among boys. The peak year was 2022 with 1,900 births.
When was Knox most popular?
Knox was most popular in the 2010s decade with 12,053 total births. The single peak year was 2022.
Where is Knox most popular?
The top states for the name Knox are Texas (2,460 births), Tennessee (1,136 births), California (1,131 births).
How long has the name Knox been used?
Knox has been recorded in Social Security data since 1881, spanning 144 years of data through 2024.
What names are similar to Knox?
Names with a similar sound or spelling include Knowledge, Knoxx, Knoah, Knoxton, and 4 more. These share a common prefix and are also used for boys.

Keep exploring Knox

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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.