Studzienki [stuˈd͡ʑɛŋki] is a village in the administrative district of Gmina Kcynia, within Nakło County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 10 kilometres (6 mi) north-east of Kcynia, 59 km (37 mi) south of Nakło nad Notecią, and 81 km (50 mi) west of Bydgoszcz.