Pławna Dolna [ˈpwavna ˈdɔlna] (German: Schmottseifen) is a village in the administrative district of Gmina Lubomierz, within Lwówek Śląski County, Lower Silesian Voivodeship, in south-western Poland. Prior to 1945 it was in Germany.
It lies approximately 8 kilometres (5 mi) north-east of Lubomierz, 7 kilometres (4 mi) south of Lwówek Śląski, and 101 kilometres (63 mi) west of the regional capital Wrocław.
The village has a population of 500.