BehjanBehjan is a village in Posht Par Rural District of Simakan District, Jahrom County, Fars province, Iran.DemographicsPopulationAt the time of the 2006 National Census, the village's population was 1,641 in 405 households. The following census in 2011 counted 1,414 people in 434 households. The 2016 census measured the population of the village as 1,619 people in 494 households. It was the most populous village in its rural district.