| Girdimanchay | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Azerbaijan |
| Source1: | Greater Caucasus |
| Mouth: | Agsu River |
| Mouth Coordinates: | 40.3128°N 48.3598°W |
| Progression: | Agsu → Kura → Caspian Sea |
Girdimanchay is a river in Azerbaijan.
It is the left tributary of the Kura. The river is in length, with a basin area of .[1] The water discharge is .[2]
The Girdimanchay originates on the southern slopes of Mount Babadagh (above sea level) in Guba district, then flows through the Ismayilli, Aghsu and Kurdamir regions. Mudflows and severe floods often occur on the river. In the Shirvan steppe, the waters of the river are used for agricultural needs and water supply of the Kurdamir city and of settlements along its banks.[3]
The settlements of Gyandov, Lahij, Arakit, Burovdal are located on the river.