Casimir said to be the same as Kazimierz
Casimir is classically an English, French and Latin form of the Polish name Kazimierz. Feminine forms are Casimira and Kazimiera. It means "proclaimer (from kazać to preach) of peace (mir)."List of variations
Belarusian: Казімір
Catalan: Casimir
Croatian: Kazimir, Kažimir
Czech: Kazimír
Esperanto: Kazimiro
Galician: Casemiro, Casamiro
German: Kasimir
Hungarian: Kázmér
Italian: Casimiro
Kazakh: Qasym or Kasym
Latvian: Kazimirs
Lithuanian: Kazimieras
Polish: Kazimierz
Portuguese: Casimiro
Romanian: Cazimir
Russian: Казимир
Serbian: Казимир/Kazimir
Slovak: Kazimír
Slovene: Kazimir
Spanish: Casimiro
Swedish: Casimir
Ukrainian: Казимир
Vietnamese: Casimirô, Caximia
English: Casimir
is equivalent to is synonymous with is identical to can be identified as is also known as