| Twierdziń | |
|---|---|
| Village | |
| Country |
|
| Voivodeship | Kuyavian-Pomeranian |
| County | Mogilno |
| Gmina | Mogilno |
Twierdziń [ˈtfjɛrd͡ʑiɲ] is a village in the administrative district of Gmina Mogilno, within Mogilno County, Kuyavian-Pomeranian Voivodeship, in north-central Poland.
Coordinates: 52°41′17″N 17°59′14″E / 52.68806°N 17.98722°E