This post contains affiliate links.
At a Glance
- Meaning
- Proclaims/announces peace
- Origin
- Polish (Slavic)
- Gender
- Boy
- Pronunciation
- KAZ-uh-meer
Casimir is a Polish (Slavic) name for a boy, pronounced KAZ-uh-meer, with a vintage, worldly feel. It means "proclaims peace" or "announcer of peace." You may come across a claim that it means "destroyer of peace," but that comes from a less commonly accepted reading of the first root; most sources give "proclaimer" or "announcer of peace."
Meaning & Origin of Casimir
Meaning: Proclaims/announces peace.
Origin: Polish (Slavic).
A common claim: Casimir means 'destroyer of peace' Actually: Wiktionary and most sources give the meaning as 'proclaimer' or 'announcer of peace.' 'Destroyer' comes from a less commonly accepted alternate reading of the first root.
Source: Wiktionary.
How to Pronounce Casimir
KAZ-uh-meerIPA /ˈkæzəmɪr/
Popularity of Casimir
Casimir peaked at #393 in 1917, when 205 boys were given the name, and it has slipped since then to #2393 in 2024, with 58 babies. That makes it a rare pick today, with the data covering 1894 to 2024.
Names Like Casimir
These names share Casimir’s style, era or origin.
FAQ
What does the name Casimir mean?
Proclaims/announces peace. (Source: Wiktionary)
How do you pronounce Casimir?
Casimir is pronounced KAZ-uh-meer (IPA: /ˈkæzəmɪr/).
Is Casimir a popular name right now?
Casimir peaked at #393 in 1917 and is ranked #2393 as of 2024. (U.S. Social Security Administration data, 1894–2024.)
Make Casimir Name Art
Free printable nursery art for Casimir, pre-loaded below — pick a layout, palette, and font, then download a print-ready PNG.
📊 How popular is Casimir? See the full popularity history, trend data, and ranking since 1880 with our free Baby Name Popularity Checker.
🎲 Think you know your baby names? Take the quiz!
📱 The Baby Names app is here
Swipe names, match with your partner the moment you both say yes, and claim a free Name Art print of your winner. Free to download. See all our apps →




