Girdimanchay River
                    General data
- Name: Girdimanchay River
 - Water system: Kura
 - Water type: River
 - Progression: Agsu River -> Kura -> Caspian Sea -> Planet Earth
 - Climates: Subtropical
 - Continents: Europe
 - Countries: Azerbaijan
 
Girdimanchay is a river in Azerbaijan. It is the left tributary of the Kura. The river is 88 km in length, with a basin area of 727 km2. The Girdimanchay originates on the southern slopes of Mount Babadagh (3,629.6 m 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.