Kozubiec [kɔˈzubjɛt͡s] is a village in the administrative district of Gmina Miłosław, within Września County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 4 kilometres (2 mi) south-east of Miłosław, 18 km (11 mi) south of Września, and 48 km (30 mi) south-east of the regional capital Poznań.