| Pustelnik | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Masovian |
| Subdivision Type2: | County |
| Subdivision Name2: | Sokołów |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Ceranów |
| Pushpin Map: | Poland |
| Coordinates: | 52.6486°N 22.2494°W |
Pustelnik is a village in the administrative district of Gmina Ceranów, within Sokołów County, Masovian Voivodeship, in east-central Poland.[1] It lies approximately 3km (02miles) north-east of Ceranów, 270NaN0 north of Sokołów Podlaski, and 980NaN0 north-east of Warsaw.