Darz and Sayeban Rural District () is in the Central District of Larestan County, Fars province, Iran. Its capital is the village of Darz.
At the time of the 2006 National Census, the rural district's population was 5,859 in 1,202 households. There were 6,749 inhabitants in 1,642 households at the following census of 2011. The 2016 census measured the population of the rural district as 6,081 in 1,638 households. The most populous of its 40 villages was Chah Nahr, with 1,590 people.