Dziekanów Polski [d͡ʑɛˈkanuf ˈpɔlski] is a village in the administrative district of Gmina Łomianki, within Warsaw West County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) north-west of Łomianki, 17 km (11 mi) north of Ożarów Mazowiecki, and 21 km (13 mi) north-west of Warsaw.