Wętfie [ˈvɛntfjɛ] is a village in the administrative district of Gmina Lniano, within Świecie County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 2 kilometres (1 mi) south of Lniano, 19 km (12 mi) north-west of Świecie, and 47 km (29 mi) north of Bydgoszcz.