Kosuty [kɔˈsutɨ] is a village in the administrative district of Gmina Zaręby Kościelne, within Ostrów Mazowiecka County, Masovian Voivodeship, in east-central Poland. It lies approximately 3 kilometres (2 mi) west of Zaręby Kościelne, 15 km (9 mi) east of Ostrów Mazowiecka, and 96 km (60 mi) north-east of Warsaw.