Hojatoleslam Ruhollah Hosseinian (Persian: روح الله حسینیان, March 5, 1956 – August 25, 2020) was an Iranian principalist politician. He was born in Shiraz, and worked in the Iranian Ministry of Intelligence and National Security (or VEVAK) as deputy to Ali Fallahian. In April 2007 was appointed by President Mahmoud Ahmadinejad as the security advisor to the president.