| Bierzyn | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Kuyavian-Pomeranian |
| Subdivision Type2: | County |
| Subdivision Name2: | Włocławek |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Boniewo |
| Coordinates: | 52.445°N 18.8589°W |
| Pushpin Map: | Poland |
| Population Total: | 260 |
Bierzyn is a village in the administrative district of Gmina Boniewo, within Włocławek County, Kuyavian-Pomeranian Voivodeship, in north-central Poland.[1] It lies approximately 27km (17miles) south-west of Włocławek and 680NaN0 south of Toruń.