| Dezna | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Arad County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Dezna |
| Length: | 15km (09miles) |
| Source1: | Codru-Moma Mountains |
| Mouth: | Sebiș |
| Mouth Location: | Dezna |
| Mouth Coordinates: | 46.4076°N 22.2486°W |
| Basin Size: | 48km2 |
The Dezna is a river in Arad County, Romania. At its confluence with the river Moneasa in the village Dezna, the river Sebiș is formed. The Dezna is also considered the upper course of the Sebiș.[1] Its length is 15km (09miles) and its basin size is 48km2.