Kalanak (Tajik: Қалъанак Qal'anak, Persian: قلعهنَک) is a village and jamoat in Tajikistan. It is located in Rasht District, one of the Districts of Republican Subordination. The jamoat has a total population of 10,411 (2015). The village is on the northern, right bank of the river Surkhob. On the left bank of the river are the western foothills of the Peter I Range.