| Moneasa | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Bihor County, Arad County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Moneasa, Rănușa, Dezna |
| Length: | 19km (12miles) |
| Source1: | Codru-Moma Mountains |
| Mouth: | Sebiș |
| Mouth Coordinates: | 46.4076°N 22.2486°W |
| Basin Size: | 81km2 |
| Tributaries Left: | Lunga, Fumuri |
| Tributaries Right: | Boroaia, Megheș |
The Moneasa is a river in Bihor County and Arad County, Romania. At its confluence with the river Dezna in the village Dezna, the river Sebiș is formed.[1] Its length is 19km (12miles) and its basin size is 81km2.