| Teuz | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Arad County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Susani, Ignești, Cermei, Mișca |
| Length: | 87km (54miles) |
| Mouth: | Crișul Negru |
| Mouth Coordinates: | 46.638°N 21.5558°W |
| Basin Size: | 725km2 |
The Teuz (Hungarian: Tőz) is a left tributary of the river Crișul Negru in Romania. It discharges into the Crișul Negru in Tămașda. Its length is 87km (54miles) and its basin size is 725km2.
The following rivers are tributaries to the Teuz: