Sielec [ˈɕɛlɛt͡s] is a village in the administrative district of Gmina Janikowo, within Inowrocław County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 4 kilometres (2 mi) east of Janikowo, 9 km (6 mi) south-west of Inowrocław, 42 km (26 mi) south of Bydgoszcz, and 45 km (28 mi) south-west of Toruń.