Bolghan (Persian: بلغان) is a village in Harm Rural District of Harm District, Juyom County, Fars province, Iran, and serves as capital of the district.

At the 2006 National Census, its population was 2,284 in 484 households, when it was in the former Juyom District of Larestan County. The following census in 2011 counted 4,216 people in 1,018 households. The latest census in 2016 showed a population of 3,640 people in 947 households. It was the most populous village in its rural district.

After the census, the district was separated from the county in the establishment of Juyom County and divided into two districts of two rural districts each, with Juyom as its capital and only city.