| Tomczyn | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Kozienice |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Grabów nad Pilicą |
| Coordinates: | 51.7575°N 21.2522°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 90 |
Tomczyn is a village in the administrative district of Gmina Grabów nad Pilicą, within Kozienice County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 4km (02miles) north-east of Grabów nad Pilicą, 300NaN0 north-west of Kozienice, and 540NaN0 south of Warsaw.