Last name Chia-Chun (Chia-Chun 
) , around the world, is a rare surname. The surname Chia-Chun is habitual in Taiwan, where it is a rare surname, Cambodia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Chia-Chun is the forename as well as the last name. Parts of the name also exists independently as a last name Chia, and a first name Chun.