Ludwin [ˈludvin] is a village in Łęczna County, Lublin Voivodeship, in eastern Poland. It is the seat of the gmina (administrative district) called Gmina Ludwin. It lies approximately 4 kilometres (2 mi) north of Łęczna and 25 km (16 mi) east of the regional capital Lublin.

The area includes several distinct colonies. It is recognized as an official part of Lublin Agglomeration, also as a gate to the Pojezierze Kameralne (Lakeland District).