Rudtalkh Rural District () is in Mombi District of Bahmai County, Kohgiluyeh and Boyer-Ahmad province, Iran. Its capital is the village of Narmun, whose population at the time of the 2016 National Census was 414 in 111 households.
After the 2016 census, Bahmai-ye Garmsiri-ye Shomali Rural District was separated from Bahmai-ye Garmsiri District in the formation of Mombi District, and Rudtalkh Rural District was created in the new district.