Boy · #4,201 in 2026

Casimier

Name: Popularity of the name Casimier in U.S. births, 1880–2026
Creator: U.S. Social Security Administration
License: https://www.ssa.gov/foia/
Keywords: Casimier, baby name, popularity, U.S., SSA, rankings

Current Rank

#4,201

Peak Rank

#3,217 (1917)

Total Babies

5-Yr Trend

Stable

1915

First Year

1926

Last Year

1917

Peak Year

#3217

Peak Rank

Total Count

Years Active

The Story of Casimier

American parents first put Casimier on the record books as a baby boy name in 1915, with 5 registered babies. Its peak popularity came in 1917, when 7 Casimiers were born — ranking #3,217 that year. About 86% of every Casimier on record arrived during the 1910s, its defining decade. Casimier last appeared in the published SSA data in 1926, with 5 recorded births — it has not charted nationally since. All told, over 35 Americans have carried the name since 1880, from the 1910s to the 2020s.

Popularity Over Time

Popularity by State

Top 10

11-50

51-100

101-500

500+

No data

Names that sound like Casimier

Phonetically similar names — useful when Casimier is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.

Casimir
Kasimir
Cassimere
Kissimmee
Costumier
Gossamer
Kissinger
Kasumi
Casier
Casimiro
Cocinero
Kessinger

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Casimier

What does the name Casimier mean?

Casimier is a boy's name that has been used in U.S. records since 1915. Behind the Name doesn't list a specific etymology, but the name has remained in use across multiple decades.

How popular is Casimier in 2026?

In 2026, Casimier ranks #4,201 among boys' names in the U.S., with 5 babies given the name that year.

When was Casimier most popular?

Casimier reached its peak popularity in 1917, ranking #3,217 that year with 7 babies given the name.

Is Casimier a unisex name?

In U.S. Social Security records, Casimier is primarily a boy's name. We don't have meaningful data for it as a girl's name.

What names go well with Casimier?

Names that share a similar style or popularity range with Casimier include Amzie, Ermine, Printes. These pairings are based on rank proximity and naming era in U.S. data.

About the name Casimier

Casimier is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1915 and has accumulated 35 births in the dataset. Casimier's peak popularity came in 1917 when it ranked #3,217. Use the chart and map above to compare Casimier's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

Continue exploring

Data sources

Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
Predicted nationality distribution — Nationalize.io .
Phonetically similar names — Datamuse .

Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.