The Teuz () is a left tributary of the river Crișul Negru in Romania. It discharges into the Crișul Negru in Tămașda. Its length is and its basin size is .

Tributaries

The following rivers are tributaries to the Teuz:

Left: Iacoberi, Fuleri Right: Valea Nouă, Gropoi, Groșeni, Beliu, Sartiș, Renișel, Frunziș

References