Buna (Serbian Cyrillic: Буна) is a populated settlement at the confluence of the Buna river and Neretva river some 10 km downstream the Neretva and south of Mostar, Herzegovina-Neretva Canton, Bosnia and Herzegovina. The famous source of the Buna river (Vrelo Bune) is a strong karstic spring. The Buna river flows west from its source for approximately 9 kilometres and joins the Neretva near this village that has taken its name from the river.

Demographics

According to the 2013 census, its population was 1,291.