In all the world, 佳加 (Jiajia 
, 佳加 ) is quite a rare gender-neutral first name. The first name 佳加 is habitual in Singapore, where it is a rare girly name, Afghanistan, where it is a rare epicene name, and Hong Kong, where it is a rare female name. Measured by absolute frequency, it is the most numerous in China, Afghanistan, and Indonesia. Very seldom, 佳加 is the last name as well as the forename.