| Name | Detained | Citizenship | Days in detention | Reason for detention | Notes | | - |
| | France, Iran | | | | | - |
| | Sweden, Iran | | | | | - |
| | Canada, Iran | | In May 2017, convicted on espionage charges, including "collaborating with the British secret service," and sentenced to five years in prison. | | | - |
| | Germany | | | | | - |
| | UK | | | | | - |
| | Australia, Iran | | After arrest was facing numerous charges, mostly consisting of "collaborating with a hostile foreign power". Spent around 2 years under interrogation in various solitary confinements in Tehran, including 209 solitary in Evin prison. Was convicted to more than 20 years of prison confinement in total, as at mid-December 2025 was serving his term in Evin prison. | | | |
| | Armenia | | Was accused of "engaging in deviant proselytising activity that contradicts the sacred law of Islam" and sentenced to 10 years of prison. As at mid-December 2025, was kept in Evin prison. | | | |
| | UK, Iran | | As at mid-December 2025, was kept in Evin prison. | | | |
| | USA, Iran | | Former journalist of "Radio Farda", was accused of "cooperating with the hostile US government" and sentenced to 10 years in prison in January 2025. As at mid-December 2025, was kept in Evin prison. | | | |
| | UK, Iran | | Was accused of collaborating with MI6. As at mid-December 2025, was kept in Evin prison. | | | |
| | Germany | | Came to Iran in late 2024 for making footage for his project about the deserts in the Middle East. Was arrested in Bandar Abbas and accused of "collaborating with a hostile foreign power". Till the beginning of October 2024 was kept in the Bandar Abbas prison and was sentenced to 3 years of prison under the espionage charges, then was moved to Evin prison in Tehran. | | | |
| | India | | Was arrested during business trip to Iran and accused of spying for USA. In November 2025 was sentenced to 10 years of prison by judge Salavati. | | | |
| Craig Foreman | January 2025 | UK | | After entering Iran from Armenia in December 2024 he with his wife Lindsey were intending to cross Iran to Pakistan in a short time, but were arrested in the middle of the country in the beginning of January 2025 and accused of spying for "hostile foreign powers". They were kept together in the Kerman prison till July 2025, when there were moved to Tehran and separated - first to Tehran Bozorg prison, then to Evin prison, where they were held in different sections. In September and October 2025 couple got several court sessions with judge Salavati, but as at mid-December 2025 they still haven't got any conviction. | | | - |
| Lindsay Foreman | January 2025 | UK | | | | | - |
| Name | Detained | Released | Days in detention | Reason for detention | Notes | Ref. |
| Farid Safarli | 5 March 2023 | 18 January 2025 | 685 | Espionage | Student at a German university at the time of his arrest. Travelled to Iran to meet his Iranian girlfriend, later arrested by the IRGC and held for 2 months in solitary confinement at the notorious Evin Prison. Farid Safarli's case has characteristics of a hostage situation. His detention came amid strained Azerbaijan-Iran relations early 2023, and his eventual release after almost 2 years was part of a prisoner exchange involving an Iranian spy held in Azerbaijan. This aligns with patterns seen in other cases where foreign nationals are detained in Iran under disputed charges to be used as a political bargaining chip. | |
| Rashid Aliyev | 5 October 2008 | 11 August 2010 | 676 | Espionage | Rashid Aliyev travelled to Iran in 2006 to work for the Sazan Electronics Industry Company in the city of Semnan, east of Tehran. Two years later he was accused of sending information on laser technology and electronic schemes to Azerbaijan and sentenced to 3 years in prison. | |
| Khalida Khalid | 30 April 2013 | 19 May 2013 | 20 | Espionage | | |
| Shamkhal Huseynov | 30 April 2013 | 19 May 2013 | 20 | Espionage | | |
| Farid Huseyn | 2 May 2012 | 4 September 2012 | 126 | Propaganda against the Islamic Republic of Iran | sentenced to 1 year in prison | |
| Shahriyar del Gerani | 2 May 2012 | 4 September 2012 | 126 | Propaganda against the Islamic Republic of Iran | sentenced to 1 year in prison | |
| Valida Yusifova | 2021 | July 2023 | 912 | Espionage | | |
| Name | Detained | Released | Days in detention | Reason for detention | Notes | |
| | | | Held in Evin prison on charges of blasphemy and cooperation with a hostile US government. | | |
Dr. Aebraham Diamond & Dr. Eleanor Abbott-Diamond | | | | Held in Evin prison for collaborating with hostile governments. | Parents of Ana Diamond | |
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| | | | | Released on bail. Fled the regime. | |
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| | | | Conspiring with America | Member of group of 5 released in Sept 2023 in exchange for 5 U.S. prisoners and unfreezing of $6 billion in Iranian assets. | |
| | | | Convicted of spying for Israel's Mossad and sentenced to 12 years in prison. | | |
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| | Sentenced to 5 years for "plotting to topple the Iranian government". | Iran / UK dual citizen | |
| | | 3284 | | | |
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| | | | | Subject to travel ban after release. Unclear if she has been permitted to depart Iran. | |
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| | | | | Also holds Greek citizenship. | |
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| | | | Flight engineer for Iran Air held without charge. | | |
| | | | British businessman who worked for Dutch-Iranian helicopter firm, accused of spying but never charged. | | |
| | | | Sentenced to 10 years in prison for spying. | | |
| Name | Detained | Released | Days in detention | Reason for detention | Notes | |
| | 8 February 2018 | | | Died in custody under suspicious circumstances. Authorities say he committed suicide. | |
| | | | In May 2017, convicted on espionage charges, including "collaborating with the British secret service," and sentenced to five years in prison. | | |
| | | | Undisclosed "security" charges | Before arrest, had been prevented from leaving country from March 2016. | |
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| | | | Sentenced to 19.5 years on "several national security, obscenity and religious insult charges in connection with his online activism." | | |
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| | | | | Died in custody as a result of torture. | |
| | | | Plotting a "velvet revolution" | | |
| 3 December 1986 | | 67 | Manager of oil services company, held in solitary confinement and interrogated at Evin Prison on ““Suspicion of espionage”’, never formally charged, and then released unharmed. | Concessions were made by his employer on their contract for services with NIOC while he was detained. | |
| Name | Detained | Released | Days in detention | Reason for detention | Notes | |
| | October 2023 | | | | |
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| | | | spying and propaganda, for flying a drone in an unauthorised area and making social media posts concerning Iranian law | | |
| | | | "signing an illegal mining contract and carrying out an unauthorized trip" | Erin-Cambervelle is a businesswoman from the French Caribbean island of Martinique. | |
| | | | | Detained with German Donald Klein. | |
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| Bernard Phelan | 3 October 2022 | | 221 | Providing information to an enemy country | French-Irish. Sentenced to 6.5 years in February 2023. Had previously been sentenced to 3.5 years, and told he would be pardoned. | |
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| | | | "attempting to incite unrest and helping teachers strike in Iran" | | |
| | | | "attempting to incite unrest and helping teachers strike in Iran" | | |
| | | | Was arrested in Shiraz during the Mahsa Amini protests and sentenced to 5 years under spying accusations. Served about 2 years in prison in Shiraz, then was moved to Evin prison in Tehran. | | |
| Lennart Monterlos | | | | "arrested for committing a crime" | | |
| Name | Detained | Released | Days in detention | Reason for detention | Notes | |
| | | | Member of [September 2023 Iran–United States prisoner release|] in exchange for 5 U.S. prisoners and unfreezing of $6 billion in Iranian assets. Had been sentenced to 10 years in January 2021. Had previously been cleared in December 2019. | | - |
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| | | | Conspiring with America | Member of group of 5 released in Sept 2023 in exchange for 5 U.S. prisoners and unfreezing of $6 billion in Iranian assets. | |
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| | | | | Released on bail but reportedly has not been permitted to leave Iran. | |
| | | | | Released during the Mahsa Amini protests | |
| | | | Espionage | Member of group of 5 released in Sept 2023 in exchange for 5 U.S. prisoners and unfreezing of $6 billion in Iranian assets. | |
| Nosratollah Khosravi-Roodsari | | | | | | |
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| | | | propaganda against the regime | 41 days in solidarity confinement | |
| | | | | Azadeh was released from detention to house arrest from September 2012 – November 2012. She was not permitted to leave the country until May 2013. | |
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| | | | | Momeni was released on bail in November 2008 but she was not permitted to leave Iran until August 2009. | |
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| | | Presumed dead 25 March 2020 | > | | U.S. agent working for the CIA who disappeared on Kish Island. Proof of life in captivity in an unknown location was received in November 2010, but Iran has never acknowledged his arrest or detention; he was presumed dead in March 2020. | |
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| | | | | Dual U.S.-Swiss citizen. Arrested with South African Stuart Timm. | |
| | | | | Wall Street Journal reporter who had been visiting Iran with a group of journalists. | |
| | | | Sentenced to 10 years in prison in 1987 for espionage. | | |
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| Abbas Alizadeh | May 2021 | 19 August 2021 | | Espionage | House arrest. Released in return for Elamite tablets. | |