Dulsk [dulsk] is a village in the administrative district of Gmina Inowrocław, within Inowrocław County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 7 kilometres (4 mi) south-east of Inowrocław, 36 km (22 mi) south-west of Toruń, and 47 km (29 mi) south-east of Bydgoszcz.