Globally, Chasin (Chasin 
, 蔡辛 
, Часин 
) is a rare predominantly masculine, but scarcely girly forename. The given name Chasin is habitual in Indonesia, where it is a very rare male name, India, where it is an extremely rare primarily boy's, but scarcely female name, and the United States, where it is an extremely rare mostly boy's, but infrequently female name. Measured by absolute frequency, it most frequently occurs in India, Indonesia, and China. More frequently, Chasin is the last name as well as the forename.