Zapieczne [zaˈpjɛt͡ʂnɛ] is a village in the administrative district of Gmina Troszyn, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) west of Troszyn, 9 km (6 mi) south-east of Ostrołęka, and 99 km (62 mi) north-east of Warsaw.