Bratwin [ˈbratfin] is a village in the administrative district of Gmina Dragacz, within Świecie County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 5 kilometres (3 mi) south-west of Dragacz, 19 km (12 mi) east of Świecie, and 49 km (30 mi) north of Toruń.