| Pustelnik | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Łódź |
| Subdivision Type2: | County |
| Subdivision Name2: | Sieradz |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Brzeźnio |
| Coordinates: | 51.5144°N 18.6211°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 120 |
Pustelnik is a village in the administrative district of Gmina Brzeźnio, within Sieradz County, Łódź Voivodeship, in central Poland. It lies approximately 3km (02miles) north of Brzeźnio, 140NaN0 south-west of Sieradz, and 660NaN0 south-west of the regional capital Łódź.[1]