Last name 伟欣 (Weixin 
, 伟欣 ) , all around the world, is quite a rare family name. The family name 伟欣 is habitual in Taiwan, where it is a rare surname, Hong Kong, and Singapore. Measured by absolute frequency, it most frequently occurs in China, Taiwan, and Indonesia. More frequently, 伟欣 is the forename as well as the last name.