US rank #8364 Boys' name Peak 2021 74 births

Kasimir — #8364 US boys' name

74 babies named Kasimir in U.S. Social Security records since 1917, with the highest year being 2021. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s141990s52000s112010s102020s34
#8364
of 14,243 boys in use

More common than 41% of names given to boys today.

2020s
Peak decade

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

2021
Single peak year

9 babies were named Kasimir in 2021 — its busiest year on record.

What the Data Says About Kasimir

The Social Security Administration has registered 74 babies named Kasimir between 1917 and 2024, spanning 108 consecutive years of U.S. birth records. As a boy's name, Kasimir currently holds the #8364 rank among boys for 2024. The name reached its historical peak in 2021, when 9 babies received it in a single year.

Decade-level aggregation shows that Kasimir performed strongest in the 2020s, accumulating 34 births during that ten-year window. Across the 5 decades of recorded activity, Kasimir shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Kasimir 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 74 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.

Kasimir at a glance

Outside the top 1,000

Total births

74

Since 1917

108 years of records

Peak year

2021

9 births that year

Strongest decade: 2020s

Current rank

#8,364

Among boys

As of 2024

Active since

1917

Recorded for 108 years

Last year on file: 2024

Kasimir popularity over time

Annual U.S. births registered with the Social Security Administration · 2024–1917

Outside the top 1,000
Peak year (2021)
9
Annual births at peak — across 108 years of records
45678910 20242023202220212012201020082003199519181917 7

Kasimir by decade

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

Peak: 2020s
Peak decade
2020s
34 births that decade — 46% of Kasimir's all-time total
1910s141990s52000s112010s102020s34

Frequently Asked Questions

How popular is the name Kasimir?
74 babies have been named Kasimir since 1917. It currently ranks #8364 among boys. The peak year was 2021 with 9 births.
When was Kasimir most popular?
Kasimir was most popular in the 2020s decade with 34 total births. The single peak year was 2021.
How long has the name Kasimir been used?
Kasimir has been recorded in Social Security data since 1917, spanning 108 years of data through 2024.
What names are similar to Kasimir?
Names with a similar sound or spelling include Kash, Kason, Kasey, Kasen, and 4 more. These share a common prefix and are also used for boys.

Keep exploring Kasimir

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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, 1917–2024 (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.