| Lozna | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Sălaj County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Valea Loznei, Preluci, Lozna |
| Length: | 11km (07miles) |
| Mouth: | Someș |
| Mouth Location: | Lozna |
| Mouth Coordinates: | 47.3234°N 23.4468°W |
| Basin Size: | 22km2 |
The Lozna is a left tributary of the river Someș in Romania. It discharges into the Someș in the village Lozna.[1] Its length is 11km (07miles) and its basin size is 22km2.