Smerek [ˈsmɛrɛk] is a village in the administrative district of Gmina Cisna, within Lesko County, Subcarpathian Voivodeship, in south-eastern Poland, close to the border with Slovakia. It lies approximately 9 kilometres (6 mi) south-east of Cisna, 34 km (21 mi) south of Lesko, and 100 km (62 mi) south of the regional capital Rzeszów.

Smerek station is a terminus of the Bieszczadzka Forest Railway.