Last name จ่าย (Chai 
, Pay , Paid 
) , globally, is a widespread family name. The cognomen จ่าย is habitual in Malaysia, where it is a common surname, British Virgin Islands, and Singapore (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in China, Malaysia, and Myanmar. Much less frequently, จ่าย is the forename as well as the last name.