Krajenki is a village in the administrative district of Gmina Kęsowo, within Tuchola County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 3 kilometres (2 mi) south-west of Kęsowo, 13 km (8 mi) south-west of Tuchola, and 53 km (33 mi) north-west of Bydgoszcz.