Surname คุ่ย (Khui 
, คุ่ย) , around the globe, is a rare cognomen. The last name คุ่ย is habitual in South-eastern Asia, particularly Malaysia, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Myanmar. Measured by absolute frequency, this name is the most popular in Malaysia, Indonesia, and India. Also, คุ่ย is the forename as well as the last name.