| Sarasău | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Maramureș County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Sarasău |
| Discharge1 Location: | Near mouth |
| Discharge1 Avg: | (Period: 1971–2000)[1] |
| Mouth: | Tisa |
| Mouth Location: | Sarasău |
| Mouth Coordinates: | 47.9712°N 23.8257°W |
The Sarasău is a left tributary of the river Tisza in Romania. It discharges into the Tisza in Sarasău, on the border with Ukraine. Its length is 8km (05miles) and its basin size is 22km2.