Drežnica may refer to: Drežnica, Croatia, a village near Ogulin, Croatia Drežnica, Serbia, a village near Bujanovac, Serbia Drežnica, Slovenia, a village near Kobarid, Slovenia Donja Drežnica, a village near Mostar, Bosnia and Herzegovina Gornja Drežnica, a village near Mostar, Bosnia and Herzegovina Drežnica, one of the largest karst vales in Bosnia and Herzegovina and the Balkans, and the river Drežanka (sometimes Drežnica), right tributary of the Neretva,