Kalateh-ye Shir-e Pain

Kalateh-ye Shir-e Pain (, also Romanized as Kalāteh-ye Shīr-e Pā’īn) is a village in Doreh Rural District, in the Central District of Sarbisheh County, South Khorasan Province, Iran. At the 2006 census, its population was 90, in 26 families.