Drelów [ˈdrɛluf] is a village in Biała Podlaska County, Lublin Voivodeship, in eastern Poland. It is the seat of the gmina (administrative district) called Gmina Drelów. It lies approximately 21 kilometres (13 mi) south-west of Biała Podlaska and 78 km (48 mi) north of the regional capital Lublin.
The village has a population of 900.
In January 17, 1874 the Russian Army killing 23 Greek Catholic (Uniate) in time a protest against the Russification and confiscation of the church.
Coordinates: 51°55′N 22°53′E / 51.917°N 22.883°E