Last name ซ่วย (Suai 
, ซ่วย) , globally, is quite a rare family name. The last name ซ่วย is habitual in South-eastern Asia, particularly Malaysia, where it is quite a rare surname, Myanmar, where it is a rare surname, and Indonesia, where it is a very rare surname. In absolute terms, it most frequently occurs in India, Malaysia, and Indonesia. Also, ซ่วย is the forename as well as the last name.