The Valea Oii is a left tributary of the river Bahlueț in Romania.

[1][2] It flows into the Bahlueț in Sârca.

[3] Its length is 31 km (19 mi) and its basin size is 97 km2 (37 sq mi).

[2] The Sârca Reservoir is located on this river.

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