Gaidamachka Гайдамачка
Location of Rostov Oblast in Russia
Country	Russia
Economic Region	North Caucasus
Federal District	South
Federal Subject	Russia
Raion	Yegorlyksky
Elevation	77 m (253 ft)
Time zone	UTC+03:00 (MSK)
Postal code	347684
Dialing code	+ 7 86370

Gaidamachka from Russian Гайдамачка is a khutor in Yegorlyksky District, Rostov Oblast, Russia. It is located on the banks of the Gaidamachka, a left-bank tributary of the Kugo-Yeya, itself a tributary of the Yeya, 23 km southwest of Yegorlykskaya and 103 km southeast of Rostov-on-Don, the capital of the oblast.

The village is part of the Balko-Gruzskoye rural settlement [ru].

• This article contains geographical data extracted from Google Earth and the Russian map of Yandex.ru, accessible from the links of ^{[dead link‍]}.
• This article is a partial translation of its corresponding in the Russian edition of Wikipedia, Гайдамачка (хутор).