Last name 佳加 (Jiajia 
, 佳加 ) , in all the world, is quite a rare family name. The family name 佳加 is habitual in Singapore, where it is quite a rare surname, Malaysia, where it is a rare surname, and China, where it is a very rare surname. In absolute terms, it most frequently occurs in China, Indonesia, and Malaysia. Much more prevalently, 佳加 is the forename as well as the last name.