Miedzno [ˈmjɛd͡znɔ] is a village in the administrative district of Gmina Osie, within Świecie County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 4 kilometres (2 mi) east of Osie, 21 km (13 mi) north of Świecie, 60 km (37 mi) north-east of Bydgoszcz, and 65 km (40 mi) north of Toruń.