Diar JanDiar Jan is a village in Deylaman Rural District of Deylaman District in Siahkal County, Gilan province, Iran.DemographicsPopulationAt the time of the 2006 National Census, the village's population was 138 in 44 households. The following census in 2011 counted 119 people in 50 households. The 2016 census measured the population of the village as 122 people in 48 households.