Janin [ˈjanin] is a village in the administrative district of Gmina Sicienko, within Bydgoszcz County, Kuyavian-Pomeranian Voivodeship, in north-central of Poland. It lies 4 kilometres (2 mi) south-west of Sicienko and 17 km (11 mi) north-west of Bydgoszcz.