Kioumars Heydari (; born 1964) is an Iranian general who is currently serving as the deputy commander of the Khatam-al Anbiya Central Headquarters since 2025. he was Commander of the Islamic Republic of Iran Army Ground Forces.
Heydari was appointed as the Commander of the Islamic Republic of Iran Army Ground Forces in November 2016 serving in this position until November 2025.
In 2022, Heydari was added to the sanctions list of the OFAC and the European Union, alongside other senior figures in the Iranian army. In 2023, he was also placed on the UK sanctions list. The sanctions against him and other senior figures stemmed mainly from violations of human rights and the repression of Iranian citizens in anti-regime protests of 2018-2019.
On 13 June 2025, during the Twelve-day war, Israel reportedly carried out an assassination attempt against Heydari, which he survived. In November 2025, he was appointed deputy commander of the Khatam-al Anbiya Central Headquarters.