The Râul Galben is a left tributary of the Râul Mare in Romania. It discharges into the Râul Mare in Sântămăria-Orlea. Upstream of the confluence with the Răchitova, the river is also known as Densuș. The river flows through the town Hațeg. Its length is 34 km (21 mi) and its basin size is 357 km (138 sq mi).