Last name Gencha (Gencha 
, Генча 
) , in the entire world, is a rare cognomen. The surname Gencha is characteristic of Bulgaria, where it is a rare surname, Ethiopia, and Georgia, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Ethiopia, Bulgaria, and Ukraine. Very seldom, Gencha is the forename as well as the last name.