Żebry-Perosy [ˈʐɛbrɨ pɛˈrɔsɨ] is a village in the administrative district of Gmina Olszewo-Borki, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 11 kilometres (7 mi) south-west of Ostrołęka and 93 km (58 mi) north of Warsaw.