| Official Name: | Nelzha |
| Native Name: | Нелжа |
| Native Name Lang: | ru |
| Settlement Type: | Selo |
| Pushpin Map: | Russia Voronezh Oblast#Russia |
| Subdivision Type: | Country |
| Subdivision Name: | Russia |
| Subdivision Type1: | Region |
| Subdivision Name1: | Voronezh Oblast |
| Subdivision Type2: | County |
| Subdivision Type3: | District |
| Subdivision Name3: | Ramonsky District |
| Subdivision Type4: | Municipality |
| Utc Offset1: | +3:00 |
| Coordinates: | 52.0333°N 62°W[1] |
Nelzha (Russian: links=no|Нелжа) is a rural locality (a selo) in Stupinskoye Rural Settlement, Ramonsky District, Voronezh Oblast, Russia. The population was 284 as of 2010.[2] There are 12 streets.[3]
Nelzha is located 20 km north of Ramon (the district's administrative centre) by road. SNT 'Vitta' is the nearest rural locality.[4]