Donja Trešnjica is a village in Serbia. It is situated in the Mali Zvornik municipality, in the Mačva District of Central Serbia. The population of the village is 688 (2002 census) with 682 people comprising the Serb ethnic majority.Historical population1948: 8861953: 9681961: 1,0441971: 9591981: 7491991: 7302002: 688