Sefidar Rural District (Persian: دهستان سفيدار) is in the Central District of Khafr County, Fars province, Iran. Its capital is the village of Esmailabad.

At the National Census of 2006, its population (as a part of the former Khafr District of Jahrom County) was 4,214 in 1,112 households. There were 3,632 inhabitants in 1,070 households at the following census of 2011. At the most recent census of 2016, the population of the rural district was 3,893 in 1,295 households. The most populous of its 26 villages was Kereft, with 1,390 people.

In 2019, the district was separated from the county in the establishment of Khafr County, which was divided into two districts and six rural districts, with the city of Bab Anar as its capital.