Koziróg Leśny [kɔˈʑiruk ˈlɛɕnɨ] is a village in the administrative district of Gmina Tłuchowo, within Lipno County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 6 kilometres (4 mi) north-west of Tłuchowo, 19 km (12 mi) south-east of Lipno, and 61 km (38 mi) south-east of Toruń.