| Official Name: | Bolotnya |
| Native Name: | Болотня |
| Native Name Lang: | ru |
| Settlement Type: | Village |
| Pushpin Map: | Russia Bryansk Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Bryansk Oblast |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Kletnyansky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 53.3°N 86°W[1] |
Bolotnya (Russian: Болотня) is a rural locality (a village) in Kletnyansky District, Bryansk Oblast, Russia. The population was 224 as of 2010.[2] There are 4 streets.
Bolotnya is located 30 km southwest of Kletnya (the district's administrative centre) by road. Solovyanovka is the nearest rural locality.[3]