Dzierzążno [d͡ʑɛˈʐɔ̃ʐnɔ] is a village in the administrative district of Gmina Mogilno, within Mogilno County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 10 kilometres (6 mi) south-east of Mogilno, 60 km (37 mi) south of Bydgoszcz, and 64 km (40 mi) south-west of Toruń.