Bobin [ˈbɔbin] is a village in the administrative district of Gmina Czerwin, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 9 kilometres (6 mi) west of Czerwin, 13 km (8 mi) south of Ostrołęka, and 93 km (58 mi) north-east of Warsaw.