Dul Arzan () is a village in Nameh Shir Rural District of Namshir District in Baneh County, Kurdistan province, Iran.
Demographics Ethnicity The village is populated by Kurds.
Population At the time of the 2006 National Census, the village's population was 411 in 78 households. The following census in 2011 counted 380 people in 80 households. The 2016 census measured the population of the village as 402 people in 119 households.
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