Oleszno [ɔˈlɛʂnɔ] (German: Welschenburg) is a village in the administrative district of Gmina Drawsko Pomorskie, within Drawsko County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately 8 kilometres (5 mi) south of Drawsko Pomorskie and 79 km (49 mi) east of the regional capital Szczecin.

The village has a population of 670.

• History of Pomerania