Surname Герга (Gurga 
, Герга 
, Gerga 
) , in all the world, is quite a rare cognomen. The family name Герга is habitual in Bulgaria, where it is quite a common surname, Albania, where it is quite a rare surname, and Serbia, where it is a rare surname. Not in comparison with a country's population, it is commonest in Bulgaria, the United States, and Poland. More frequently, Герга is the forename as well as the last name.