Tsghuk () is a village in the Sisian Municipiality of the Syunik Province in Armenia.
The village was previously known as Haykavan and Borisovka (Russian).
The village lies on the west side of the Vorotan River, 120 km northwest of the regional center, at an altitude of 2120-2160 m above sea level. Due to the construction of the Spandaryan reservoir, the village was moved 1.5 km to the northeast.
1 km northeast of the village at "Kaler" are ruins of old settlements.
The population is engaged in animal husbandry and farming.
The Statistical Committee of Armenia reported its population as 451 in 2010, up from 427 at the 2001 census.