Jezioro [jɛˈʑɔrɔ] is a village in the administrative district of Gmina Siemień, within Parczew County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) north of Siemień, 9 km (6 mi) west of Parczew, and 48 km (30 mi) north of the regional capital Lublin.