Last name Chia-Hsin (Chia-Hsin 
) , all around the world, is a rare family name. The cognomen Chia-Hsin is habitual in Taiwan, where it is quite a rare surname, Chile, where it is an extremely rare surname, and the United States. Very seldom, Chia-Hsin is the forename as well as the last name. Parts of the name also exists independently as a last name Chia, and a last name Hsin.