Casimir is a boy name with a classic feel, drawn from real birth records. Below you'll find what Casimir means and where it comes from, plus how many babies have been named Casimir across the United States, UK, Ireland and New Zealand, how popular Casimir has been over the decades, and the year it peaked.
Casimir is a boy name of Slavic origin meaning “destroyer of peace; famous peace”. A Polish royal name, from Kazimierz.
| Country | Births on record |
|---|---|
| United States since 1880 | 5,248 births |
| England & Wales since 1996 | 36 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Casimir per year, United States (1894 to 2025). United States peaked in 1919 (220/yr) · England & Wales peaked in 2009 (6/yr).
Casimir has been a fairly common baby name in the United States. It was most common in 1919, when it ranked #829 nationally (given to 220 babies that year).
Casimer · Casimira · Casmer · Casimiro · Casmir · Casmere · Casmira · Casimera
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