Olszynki [ɔlˈʂɨŋki] is a village in the administrative district of Gmina Młodzieszyn, within Sochaczew County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) north-west of Młodzieszyn, 14 km (9 mi) north of Sochaczew, and 59 km (37 mi) west of Warsaw.