| Główczyn | |
|---|---|
| Village | |
| Country |
|
| Voivodeship | Masovian |
| County | Płock County |
| Gmina | Mała Wieś |
Główczyn [ˈɡwuft͡ʂɨn] is a village in the administrative district of Gmina Mała Wieś, within Płock County, Masovian Voivodeship, in east-central Poland.
Coordinates: 52°28′56″N 20°11′36″E / 52.4822°N 20.1933°E