Łążynek [wɔ̃ˈʐɨnɛk] is a village in the administrative district of Gmina Zławieś Wielka, within Toruń County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 18 km (11 mi) north-west of Toruń and 28 km (17 mi) east of Bydgoszcz.