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Globally, จ่าย (Chai , Pay , Paid ) is a common gender-neutral first name. The given name จ่าย is habitual in Mongolia, where it is quite a common boy's name, Brunei, where it is quite a common gender-neutral name, and Singapore, where it is quite a rare gender-neutral name. In absolute terms, it is the most numerous in Indonesia, India, and Malaysia. More frequently, จ่าย is the last name as well as the forename.
จ่าย is also a name for the fictitious and mythical characters: Chai Xianghua , the Fictional character, Soulcalibur.