Last name Ганиа (Gania 
, Ганиа 
) , across the world, is quite a common surname. The cognomen Ганиа is characteristic of Bahamas, where it is quite a rare surname, Philippines, and Romania, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Philippines, Indonesia, and the Democratic Republic of the Congo. Also, Ганиа is the forename as well as the last name.