Ganj Afruz Rural District () is in the Central District of Babol County, Mazandaran province, Iran. Its capital is the village of Pain Ganj Afruz.
At the time of the 2006 National Census, the rural district's population was 22,792 in 6,095 households. There were 23,480 inhabitants in 7,094 households at the following census of 2011. The 2016 census measured the population of the rural district as 23,024 in 7,615 households. The most populous of its 11 villages was Pain Ganj Afruz, with 4,945 people.