Sufczyn [ˈsuft͡ʂɨn] is a village in the administrative district of Gmina Kołbiel, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately 5 kilometres (3 mi) south-east of Kołbiel, 20 km (12 mi) south-east of Otwock, and 41 km (25 mi) south-east of Warsaw.