The Jiul de Est ("Eastern Jiu", previously also known as Jiul Unguresc) is a headwater of the river Jiu in Romania.

[1][2] Its source is in the Șureanu Mountains.

At its confluence with the Jiul de Vest in Iscroni, the Jiu is formed.

[2] Jiul means "the Jiu" (with the definite article -l).

This article related to a river in Hunedoara County is a stub.