Last name Gonja (Gonja 
, Ngbanya , Гонжа 
) , in the world, is a rare cognomen. The surname Gonja is characteristic of Serbia, where it is quite a rare surname, Ghana, where it is a rare surname, and Tanzania. Measured by absolute frequency, it is the most numerous in Ghana, Russia, and Tanzania. Very seldom, Gonja is the forename as well as the last name.