Karzin (Persian: كارزين)[a] is a city in the Central District of Qir and Karzin County, Fars province, Iran, serving as the administrative center for Fathabad Rural District.

[5] At the time of the 2006 National Census, the city's population was 7,953 in 1,651 households.

[6] The following census in 2011 counted 8,446 people in 2,153 households.

[7] The 2016 census measured the population of the city as 8,841 people in 2,520 households.

This Qir and Karzin County location article is a stub.