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All around the world, 凱嘉 (凱嘉 ) is a very rare boy's given name. The first name 凱嘉 is habitual in Eastern Asia, particularly China, where it is an extremely rare boy's name. Much less frequently, 凱嘉 is the last name as well as the forename.
凱嘉 is also a name for the fictitious and mythical characters: Каја , character in Čedomir Ilić: a novel and Kaja , the protagonist in Erik Poppe's "U – July 22".