Janówek Pierwszy
Janówek Pierwszy  is a village in the administrative district of Gmina Wieliszew, within Legionowo County, Masovian Voivodeship, in east-central Poland. It lies approximately  west of Wieliszew,  north-west of Legionowo, and  north-west of Warsaw. In 2005 the village had a population of 520. References

Villages in Legionowo County