US rank #5912 Boys' name Peak 2018 381 births

Caspar — #5912 US boys' name

381 babies named Caspar in U.S. Social Security records since 1915, with the highest year being 2018. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s131920s181930s51980s241990s382000s642010s1412020s78
#5912
of 14,243 boys in use

More common than 58% of names given to boys today.

2010s
Peak decade

37% of everyone ever named Caspar was born in this single decade.

2018
Single peak year

25 babies were named Caspar in 2018 — its busiest year on record.

What the Data Says About Caspar

The Social Security Administration has registered 381 babies named Caspar between 1915 and 2024, spanning 110 consecutive years of U.S. birth records. As a boy's name, Caspar currently holds the #5912 rank among boys for 2024. The name reached its historical peak in 2018, when 25 babies received it in a single year.

Decade-level aggregation shows that Caspar performed strongest in the 2010s, accumulating 141 births during that ten-year window. Across the 8 decades of recorded activity, Caspar shows notable generational variation in parental adoption. Geographically, the name is most concentrated in California, which accounts for 28 births — the largest state-level total in the dataset — followed by . In total, SSA state-level files list Caspar in 1 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Caspar 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 381 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.

Caspar at a glance

Outside the top 1,000

Total births

381

Since 1915

110 years of records

Peak year

2018

25 births that year

Strongest decade: 2010s

Current rank

#5,912

Among boys

As of 2024

Active since

1915

Recorded for 110 years

Last year on file: 2024

Caspar popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1915

Outside the top 1,000
Peak year (2018)
25
Annual births at peak — across 110 years of records
051015202530 202420192014200920031997198619231915 6

Caspar by decade

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

Peak: 2010s
Peak decade
2010s
141 births that decade — 37% of Caspar's all-time total
1910s131920s181930s51980s241990s382000s642010s1412020s78

Caspar by state

Where Caspar concentrates geographically — total births since 1915

Geographically diffuse
Top 1 states by recorded births for the name Caspar
Rank State Visual share Births Share of total
#1 California
28 7.3%
California share of Caspar's total US births 7.3%

28 of 381 births nationwide.

Frequently Asked Questions

How popular is the name Caspar?
381 babies have been named Caspar since 1915. It currently ranks #5912 among boys. The peak year was 2018 with 25 births.
When was Caspar most popular?
Caspar was most popular in the 2010s decade with 141 total births. The single peak year was 2018.
Where is Caspar most popular?
The top states for the name Caspar are California (28 births).
How long has the name Caspar been used?
Caspar has been recorded in Social Security data since 1915, spanning 110 years of data through 2024.
What names are similar to Caspar?
Names with a similar sound or spelling include Casey, Cash, Cason, Case, and 4 more. These share a common prefix and are also used for boys.

Keep exploring Caspar

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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, 1915–2024 (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.