Aliabad-e Kahak (Persian: علي ابادكهك, also Romanized as ‘Alīābād-e Kahak; also known as ‘Alīābād , ‘Alīābād-e Kahak Rūd, ‘Alīābād-e Sar Bīsheh, and Ali Abad Mo’men Abad) is a village in Momenabad Rural District, in the Central District of Sarbisheh County, South Khorasan Province, Iran. At the 2006 census, its population was 61, in 12 families.