| Valea Pietrei | |
| Name Other: | Netiș |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Hunedoara County |
| Length: | 8km (05miles) |
| Mouth: | Râul Mare |
| Mouth Coordinates: | 45.3664°N 22.7474°W |
| Basin Size: | 18km2 |
The Valea Pietrei or Netiș is a left tributary of the Râul Mare in Romania. It flows into the Râul Mare downstream from the Gura Apelor Dam. Its length is 8km (05miles) and its basin size is 18km2.