Obiecanowo [ɔbjɛt͡saˈnɔvɔ] is a village in the administrative district of Gmina Karniewo, within Maków County, Masovian Voivodeship, in east-central Poland. It lies approximately 10 kilometres (6 mi) north-east of Karniewo, 4 km (2 mi) north of Maków Mazowiecki, and 77 km (48 mi) north of Warsaw.