In the entire world, กล้าย (Klai 
, กล้าย) is a rare epicene given name. The forename กล้าย is habitual in Tunisia, where it is quite a rare gender-neutral name, Algeria, where it is a rare male name, and France, where it is a very rare epicene name. Not in comparison with a country's population, the name is most common in Tunisia, Algeria, and India. More frequently, กล้าย is the last name as well as the forename.