Rudno Jeziorowe [ˈrudnɔ jɛʑɔˈrɔvɛ] is a village in the administrative district of Gmina Krzynowłoga Mała, within Przasnysz County, Masovian Voivodeship, in east-central Poland. It lies approximately 16 kilometres (10 mi) north-west of Przasnysz and 103 km (64 mi) north of Warsaw.

During Nazi Occupation it was part of New Berlin military training area