Gorkoye (Russian: Горькое) is a salt lake on the border between Bagansky and Kupinsky districts of Novosibirsk Oblast, Russia.

Gorkoye is almost round in shape. Its area is 741.7 741.7 hectares (1,833 acres). The lake is located 47 kilometers from Kupino near the village of Novoklyuchi, about 416 kilometers (258 mi) from Novosibirsk. 2.5 km (1.6 mi) to the southeast there is a smaller lake also named Gorkoye, close to Osinniki village.

The lake contains a high concentration of salt.

In winter the lake does not freeze, and in autumn it forms a large amount of saltpeter.

The lake is inhabited by orange-coloured crustaceans from the genus Artemia with a length of about 7 mm.

Along the coast of the lake, about 60 small wooden houses have been built for tourists. The curative mud from the lake is popular among visitors.

• List of lakes of Russia

• Media related to Gorkoye (Novosibirsk Oblast) at Wikimedia Commons