Yusef Khan, Iran
Yusef Khan (, also Romanized as Yūsef Khān and Yūsof Khān; also known as Qal‘eh-ye Yūsof and Qal‘eh Yūsuf Khān) is a village in, and the capital of, Shirin Darreh Rural District of the Central District of Quchan County, Razavi Khorasan province, Iran.

At the 2006 National Census, its population was 415 in 121 households. The following census in 2011 counted 348 people in 115 households. The latest census in 2016 showed a population of 521 people in 188 households.

References 

Quchan County

Populated places in Quchan County