Gorkoye (Russian: Горькое) is a salt lake in Novichikhinsky District, Altai Krai, Russian Federation.

The lake lies roughly in the middle of the Krai. The nearest town is Melnikovo close to the southern end. Novichikha, the district capital, lies 4 kilometers (2.5 mi) to the east of the southeastern shore. The lake and its surrounding area is a tourist attraction and was declared a natural monument of regional significance in 2015.

With a length of 25 kilometers (16 mi), Gorkoye is one of the longest lakes in Altai Krai. It lies in one of the wide ravines of glacial origin that cut diagonally across the Ob Plateau. The lake has an elongated shape, stretching roughly from northeast to southwest. The water is saline but was fresh in the past. The silt at the bottom of the lake is reputed to have healing properties. A ribbon forest stretches along the southeastern lakeshore.

Lake Zerkalnoye is located in the same trench 17 kilometers (11 mi) to the northeast, at the head of the Barnaulka river. Gorkoye lies 13 kilometers (8.1 mi) to the northwest, Gorkoye-Peresheyechnoye 41 kilometers (25 mi) to the southwest and pink lake Malinovoye 67 kilometers (42 mi) to the west.

• List of lakes of Russia

• Media related to Gorkoye (Novichikhinsky District) at Wikimedia Commons
• Peculiarities of Macrozoobenthos in Lakes of Different Mineralization of the Southern Section of the Ob-Irtysh Interfluve