Sieniawka, Zgorzelec County

Sieniawka is a village in the administrative district of Gmina Bogatynia, within Zgorzelec County, Lower Silesian Voivodeship, in south-western Poland, close to the Czech and German borders.

It lies approximately 10 km west of Bogatynia, 31 km south of Zgorzelec, and 156 km west of the regional capital Wrocław.

In the village there are two historic churches: the Immaculate Conception church and the Saint John the Baptist church. Also a hospital for the mentally ill is located in Sieniawka.

During World War II, in 1944–1945, the Germans operated the FAL Zittau subcamp of the Gross-Rosen concentration camp in the village, whose prisoners were Jews, initially only women, and from February 1945 also men.