Last name Гачик (Гачик 
, Gachik 
, Gatchik 
) , in all the world, is a rare surname. The cognomen Гачик is characteristic of Ukraine, where it is a rare surname, Belarus, where it is a very rare surname, and Georgia. Measured by absolute frequency, the name is most common in Eastern Europe, particularly Ukraine, Russia, and Belarus. More frequently, Гачик is the forename as well as the last name.