Last name Бубнич (Бубнич 
, Bubnjić 
) , in the entire world, is a very rare surname. The cognomen Бубнич is habitual in Croatia, where it is quite a rare surname, Slovenia, where it is a rare surname, and Ukraine, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Croatia, Slovenia, and Russia.