| Name | Date | Location | Deaths | Perpetrators | Notes |
|---|
| Destruction of Persepolis | February 330 BC | Persepolis | Unknown | Ancient Macedonian army | Civilian population and captives slaughtered at random upon conquest of the city. City burned to the ground in May 330 BC. |
| Massacre of the Cossaei | December 324 BC/Early 323 BC | Zagros Mountains | Unknown | Ancient Macedonian army | Alexander III put the entire Iranian Cossaei people to the sword in forty days. Unknown death toll but most likely a few hundred to a thousand or so . |
| Istakhr massacre | 651 | Istakhr | 40,000 | Rashidun Caliphate | Part ofArab conquest of Persia[1] |
| Mongol mass-killings | 1219–1258 | Khwarazmian Empire | 10,000,000–15,000,000[2] | Mongol Empire | 75%[2]-90%[3] of Iranian population killed |
| Siege of Isfahan (1387) | 1387 | Isfahan | 70,000–200,000 | Timurid Empire | [4][5] |
| Massacre at the Russian Embassy in Tehran | 30 January 1829 | Tehran,Qajar Iran | 54 | PersianMujahideen, Employees of the British mission in Iran | Mass murder of members of the Russian embassy and the Armenian refugees they sheltered. Subsequently, the Mujahideen killed almost the entire Russian embassy |
| 1870 Shushtar Massacre | 1870 | Shushtar | Unknown, possibly hundreds or thousands | Governor of Khuzestan | Much of the local Mandaean community of Shushtar was killed at the Borj-e-Ayar dam against the will ofNaser al-Din Shah Qajar.[6] The site of this killing is often locally referred to as "band-i subbī kosh" (Dam of the Mandaean Massacre) for this reason.[7] By 1877, only two Mandaean families remained in Shushtar.[8] |
| 1903 Isfahan anti-Baháʼí riots | 1903 | Isfahan | Unknown | Crowds | |
| 1910 Shiraz blood libel | 30 October 1910 | Shiraz | 12 | Angry mobs | Anti-Jewish pogrom |
| Ottoman genocide of Assyrians during thePersian Campaign | 1914–1918 | North-westIran | 12,000 |  Ottoman Empire | According toThe New York Times[9] |
| Haftevan massacre | 1915 | Haftevan,Iran | 750-800Assyrians andArmenians | Ottoman Empire,Kurds | Ottoman forces and Kurdish collaborators attacked the Assyrian village of Haftevan in northwestern Iran, and killed between 750 and 800 Assyrians and Armenians. |
| Simko Shikak revolt (1918–1922) | 1918 to 1922 | North-Western Iran | 5,000 | | |
| Cinema Rex fire | 19 August 1978 | Abadan | 470 | Unknown | |
| Black Friday | 8 September 1978 | Tehran | 88–4,000 |  Imperial Army of Iran | |
| Haft-e Tir bombing | 28 June 1981 | Tehran | 74 |  MEK | 74 people are killed in a bombing targeting a meeting of leaders of the Islamic Republican Party at the party's headquarters |
| 1981 Iranian Prime Minister's office bombing | 30 August 1981 | Tehran | 8 | Masoud Keshmiri (agent ofMEK) | |
| Chemical bombing of Sardasht | 28 June 1987 | Sardasht,West Azerbaijan | 130 |  Iraq | Iraq droppedmustard gas bombs on Sardasht, West Azerbaijan, In two separate bombing runs on four residential areas, the attack killed 130 people and injured 8,000 |
| Bombing of Kermanshah's park shelter | 16 March 1988 | Kermanshah,Kermanshah province | 76 | Iraq | 76 persons—mostly women/children—who were in the shelter, were killed and more than 200 persons were injured |
| Iran Air Flight 655 | 3 July 1988 | Strait of Hormuz, nearQeshm Island | 290 | United States Navy | Airliner shootdown by United States Navy |
| 1988 executions of Iranian political prisoners | July–December 1988 | Iran | 2,800–30,000 | Government forces | [10] |
| Imam Reza shrine bombing | 20 June 1994 | Mashhad | 25-26 | Ramzi Yousef, Abdul Shakoor,MEK, Al-Haraka al-Islamiya al-Iraniya | 70-200 injured |
| 2009 Pishin bombing | 18 October 2009 | Pishin,Sistan and Baluchestan Province | 43 people including several notable IRGC commanders | Jundallah | 43 people died in the attack, in the province of Sistan-Baluchistan, and dozens more injured |
| 2010 Khorasan shootout | 2 January 2010 | South Khorasan Province | 10 | Drug smugglers | |
| 2017 Tehran attacks | 7 June 2017 | Tehran | 18 |  ISIS | |
| 2019 Khash–Zahedan suicide bombing | 13 February 2019 | Kurin | 27 | Jaish ul-Adl | |
| Mahshahr massacre | 16-20 November 2019 | Mahshahr | 40-148 | Islamic Revolutionary Guard Corps | Killing of protesters during2019–2020 Iranian protests |
| Saravan massacre | 22 February 2021 | Saravan | 10 | Islamic Revolutionary Guard Corps | IRGC forces blocked a road used by local fuel truckers. As residents tried to confront the military over the roadblock, the army opened fire. The shootings, which killed at least 10 people (one of them a 17-year old child), sparked outrage and triggered the2021–2022 Sistan and Baluchestan protests.[11][12][13][14] |
| Mostazafan Foundation shooting | 14 May 2022 | Ilam province | 4 | Unidentified former employee | a former employee of theMostazafan Foundation killed 3 workers and injured 5 more with a firearm. He later committed suicide.[15][16] |
| 2022 Shah Cheragh attack | 26 October 2022 | Shiraz,Fars province | 13 | ISIS | Mass shooting atShah Cheragh mosque. Authorities stated that the attackers were not Iranian nationals. |
| Attack on Izeh market | 16 November 2022 | Izeh,Khuzestan province | 7 | Iranian security forces | Violent crackdown on locals and protesters, 7 killed and 15+ injured |
| 2024 Kerman bombings | 3 January 2024 | Kerman | 96 | Islamic State – Khorasan Province | A double suicide bombing occurred on the fourth anniversary ofQasem Soleimani's assassination during a commemorative ceremony. |
| Kerman Shooting | 21 January 2024 | Kerman | 5 | Unidentified soldier | A soldier opened fire inside a barracks dormitory, killing five of his comrades.[17][18] |
| 2024 Saravan killings | 27 January 2024 | Saravan | 9 | Unidentified gunmen | Killings of NinePakistani workers by unknown assailants |
| Faryab shooting | 17 February 2024 | Mazraeh Imam,Faryab, Kerman | 13 | Bahram Jeshanpur[19] | Twelve people are killed after A 30 year-old Bahram jeshanpur opens fire on his relatives during a family dispute at a village of Mazraeh Imam[20] in Faryab, Kerman province. The gunman was later shot and killed by police in a nearby village[21][22] |
| Israeli strikes on Evin prison | 23 June 2025 | Evin,Tehran | 79 |  Israel Defense Forces | Israel struck Evin prison, killing 79 including inmates, families of prisoners, doctors, social workers, a lawyer, a 5 year old child, and residents of the area.[23] |
