Where does “Калифорнија//Kalifornija” come from?

Калифорнија//Kalifornija (Serbo-Croatian) comes from English California, from Spanish California.

Ancestry of “Калифорнија//Kalifornija”, step by step

StepLanguageWordMeaning
1EnglishCaliforniaA region on the west coast of North America comprising the US state of California and the Baja California peninsula in Mexico; historically also including other areas in Alta California and Baja California
2SpanishCalifornia
Every word from Spanish CaliforniaEvery word from English California