Surname นุ่ม (Ngum 
, Num 
, Downy 
) , throughout the world, is a common cognomen. The cognomen นุ่ม is habitual in Gambia, where it is quite a common surname, Cameroon, and Myanmar, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in Cameroon, Myanmar, and Nigeria. Likewise, นุ่ม is the forename as well as the last name.