Ośniszczewko [ɔɕniʂˈt͡ʂɛfkɔ] is a village in the administrative district of Gmina Dąbrowa Biskupia, within Inowrocław County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 6 kilometres (4 mi) south of Dąbrowa Biskupia, 19 km (12 mi) east of Inowrocław, and 34 km (21 mi) south of Toruń.