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Last name Chaichana (ชัยชนะ , Chaichana , ไชยชนะ ) , in the entire world, is a common family name. The family name Chaichana is habitual in Thailand, where it is quite a common surname, Malaysia, where it is a very rare surname, and Australia. Not in comparison with a country's population, it is commonest in Thailand, China, and Indonesia. Also, Chaichana is the forename as well as the last name.