Jamna Dolna [ˈjamna ˈdɔlna] is a non-existing village in the administrative district of Gmina Ustrzyki Dolne, within Bieszczady County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 23 kilometres (14 mi) north of Ustrzyki Dolne and 61 km (38 mi) south-east of the regional capital Rzeszów.