Sobieszyn [sɔˈbjɛʂɨn] is a village in the administrative district of Gmina Ułęż, within Ryki County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) east of Ułęż, 17 km (11 mi) east of Ryki, and 49 km (30 mi) north-west of the regional capital Lublin.

Sobieszyn was the ancestral seat of the Sobieski family.