Family name Hwa-Ja (화자 
, Hwa-Ja 
) , all over the world, is an extremely rare cognomen. The cognomen Hwa-Ja is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Hwa-Ja is the forename as well as the last name. Parts of the name also exists independently as a last name Hwa, and a first name Ja.