Cognomen ชัยยะ (Chaiya 
, ชัยยะ ) , in the world, is quite a common last name. The cognomen ชัยยะ is habitual in Thailand, where it is quite a common surname, Sweden, where it is a rare surname, and Singapore. Measured by absolute frequency, this name is the most popular in Thailand, India, and Sweden. Likewise, ชัยยะ is the forename as well as the last name.