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Throughout the world, Калаган (Callaghan , Калаган ) is a rare gender-neutral given name. The first name Калаган is characteristic of Kazakhstan, where it is a very rare unisex name, South Africa, where it is a very rare dominantly male, but seldom girly name, and the United Kingdom, where it is a very rare epicene name. In absolute terms, it is commonest in China, the United States, and Kazakhstan. Much more prevalently, Калаган is the last name as well as the forename.
Калаган is also a name for the fictitious and mythical characters: .