Ribnik (Cyrillic: Рибник) is a village and a municipality in Republika Srpska, Bosnia and Herzegovina. Ribnik, formerly known as Srpski Ključ (Српски Кључ), was created from part of the pre-war municipality of Ključ (the other part of the pre-war municipality is now in the Federation of Bosnia and Herzegovina).
It is located between municipalities of Oštra Luka
in the north, Banja Luka
and Mrkonjić Grad
in the east, Glamoč
in the south, and Istočni Drvar
, and Ključ
in the west.
In 1991, the population of Ribnik village numbered 2,183 people, of whom 2,133 (98%) were Serbs
. (See: Serbs of Bosnia and Herzegovina)
In 2006, the majority of inhabitants of municipality were ethnic Serbs.