Globally, 蔡辛 (Chasin 
, 蔡辛 
) is a rare principally male, but very seldom girly first name. The forename 蔡辛 is characteristic of Indonesia, where it is a very rare masculine name, India, where it is an extremely rare primarily masculine, but very infrequently feminine name, and the United States, where it is an extremely rare mostly male, but seldom girly name. In absolute terms, the name is most common in India, Indonesia, and China. More prevalently, 蔡辛 is the last name as well as the forename.