Family name ฉ่วย (Chuai 
, ฉ่วย) , in the world, is quite a rare cognomen. The last name ฉ่วย is characteristic of Malaysia, where it is a rare surname, China, and Singapore. Measured by absolute frequency, it is the most numerous in China, Malaysia, and Brazil. Likewise, ฉ่วย is the forename as well as the last name.