Gzowo [ˈɡzɔvɔ] is a village in the administrative district of Gmina Pokrzywnica, within Pułtusk County, Masovian Voivodeship, in east-central Poland. It lies approximately 8 kilometres (5 mi) east of Pokrzywnica, 10 km (6 mi) south of Pułtusk, and 46 km (29 mi) north of Warsaw.