| Lasek | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Gostynin |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Sanniki |
| Pushpin Map: | Poland |
| Coordinates: | 52.3333°N 75°W |
Lasek is a village in the administrative district of Gmina Sanniki, within Gostynin County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 5km (03miles) east of Sanniki, 340NaN0 east of Gostynin, and 740NaN0 west of Warsaw.