| Șar | |
| Name Other: | Sár-patak |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Mureș County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Fărăgău, Toldal, Păingeni, Glodeni |
| Length: | 20km (10miles) |
| Mouth: | Mureș |
| Mouth Location: | Glodeni |
| Mouth Coordinates: | 46.6464°N 24.6134°W |
| Basin Size: | 103km2 |
| Tributaries Right: | Ercea, Almaș |
The Șar (Hungarian: Sár-patak) is a right tributary of the river Mureș in Romania. It discharges into the Mureș in Glodeni.[1] Its name originates from the Hungarian "sár" meaning “mud”, so the Hungarian name means “Muddy Creek”. Its length is 20km (10miles) and its basin size is 103km2.