| Bratnik | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Lublin |
| Subdivision Type2: | County |
| Subdivision Name2: | Lubartów |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Kamionka |
| Coordinates: | 51.4394°N 22.4697°W |
| Pushpin Map: | Poland |
| Population Total: | 99 |
Bratnik is a village in the administrative district of Gmina Kamionka, within Lubartów County, Lublin Voivodeship, in eastern Poland.[1]