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What does Casimir mean?

Casimir /ca-si-mir/ as a boys' name is pronounced KAH-zee-meer. It is of Slavic origin, and the meaning of Casimir is "famous destroyer (of peace)". Associated with Poland for her famous 11th-century king, who brought peace to the nation. Also a saint's name (15th century).

Associated with: famous, peace, king, saint


Casimir has 9 variants: Casimeer, Casimiro, Casmir, Casmire, Caz, Kasimir, Kasimiro, Kazimierz and Kazimir.

Affiliated boy name: Casey.

Casimir has 1 feminine form: Kasmira.

Kreatif forms:
(male) Cassimir, Cosimir, ..

(female) Casinia, Casirin, ..

How popular is Casimir?

Casimir is an unusual first name for men but a very prominent last name for all people (#17702 out of 150436, Top 12%). (2000 U.S. Census)


Ranking and usage % can show different trends depending on the distribution of names that year.

Charted below is the baby name popularity of Casimir for boys. Casimir was first listed in 1890-1899 and reached its top rank of #435 in the U.S. during 1910-1919, but is not ranked at the moment. (2014 Birth Statistics)

Top 2000 baby names ranking of Casimir name in U.S.

Top 100 baby names ranking of Casimir outside U.S.

Below is a charted comparison of the usage of the boy name Casimir and corresponding names. Popular alternative forms of Casimir ranked in the Top 2000 are Casey (#530 last year), Casmir and Casimiro. These forms of Casimir were popular as birth names in 1990 (adoption of 0.2%) and have become much less widespread since (adoption 0.03%, 86% less), with forms like Casimir becoming somewhat dated.

Top 2000 baby names ranking of Casimir, Casey, Casimiro, Casmir in U.S.

Top 100 baby names ranking of Casimir and related baby names outside U.S.

Similar Names


Suggested similar names are Cadmar, Caidin, Cailin, Carmin, Casar, Caspar, Casper, Cassio, Caster, Castor, Cosimo, Jaromir, Namir, Nasir, Radimir, Tamir, Vladimir, Wladimir and Yasir. Like Casimir, these names are not frequently used.