Kęczewo [kɛnˈt͡ʂɛvɔ] is a village in the administrative district of Gmina Lipowiec Kościelny, within Mława County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) north of Lipowiec Kościelny, 14 km (9 mi) west of Mława, and 117 km (73 mi) north-west of Warsaw.