Srb is a village located in the southeastern part of Lika, in Croatia, administratively divided into Donji Srb (44.371355°N 16.125526°E), population 255, census 2001) and Gornji Srb (44.354941°N 16.120462°E), population 79, census 2001). Srb lies in the Una River valley, on the road from Donji Lapac to Knin, and is east of Gračac.