Kasimir
Casimir is a Latin version of the Polish male name Kazimierz. The original Polish feminine form is Kazimiera, in Latin and other languages rendered as Casimira. It has two possible meanings: "preacher of peace" or alternatively "destroyer of peace".
Meaning & Origin of Kasimir
What this name means, where it came from, and how it has traveled across cultures.
Casimir is a Latin version of the Polish male name Kazimierz. The original Polish feminine form is Kazimiera, in Latin and other languages rendered as Casimira. It has two possible meanings: "preacher of peace" or alternatively "destroyer of peace".
Source: Wikipedia (CC BY-SA 3.0). Read more →
The Story of Kasimir
Kasimir first appeared in U.S. Social Security Administration records as a baby boy name in 1917, with 7 babies given the name that year. Its peak popularity came in 2021, when 9 Kasimirs were born — ranking #8,161 that year. As of 2026, Kasimir ranks #8,287 for baby boys with 9 births, with steady use. In total, more than 74 Kasimirs have been born in the U.S. since records began in 1880, spanning the 1910s through the 2020s.
Popularity Over Time
Popularity by State
Notable people named Kasimir
A small selection from Wikipedia. Tap "Read more" below to see the full list on Wikipedia.
- Casimir I of Poland , Polish name Kazimierz Odnowiciel (the Restorer) (1015–1058)
- Casimir II of Poland , Polish name Kazimierz Sprawiedliwy (the Just) (1138–1194)
- Casimir III of Poland , Polish name Kazimierz Wielki (the Great) (1310–1370)
- Casimir IV Jagiellon , Polish name Kazimierz Jagielończyk, Lithuanian name Kazimieras I Jogailaitis (1427–1492)
- Casimir I, Duke of Pomerania -Demmin (after 1130–1180)
- Casimir II, Duke of Pomerania -Demmin ( c. 1180 – 1219)
- Casimir III, Duke of Pomerania -Stettin (1348–1372)
- Casimir IV, Duke of Pomerania -Stolp (1351–1377)
Source: Wikipedia (CC BY-SA 3.0). Read more →
Names that sound like Kasimir
Phonetically similar names — useful when Kasimir is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.
Source: Datamuse . Phonetic similarity ranking, not curated.
Frequently Asked Questions about Kasimir
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About the name Kasimir
Kasimir is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1917 and has accumulated 74 births in the dataset. Kasimir's peak popularity came in 2021 when it ranked #8,161. Use the chart and map above to compare Kasimir's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 2021 →
- Names of the 2020s →
- Names starting with "K" →
- Browse all boy names →
- Top names of 2026 →
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.