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Worldwide, Ká (Ká , Kā ) is a rare gender-neutral given name. The forename Ká is characteristic of Algeria, where it is quite a rare unisex name, Czechia, where it is a rare girly name, and Morocco, where it is a rare unisex name. Not in comparison with a country's population, it is commonest in Northern Africa, particularly Algeria, Egypt, and Morocco. Likewise, Ká is the last name as well as the forename.
Ká is also a name for the fictitious and mythical characters: .