| Post: | Ambassador |
| Body: | Iran to Japan |
| Insignia: | Emblem of Iran.svg |
| Insigniasize: | 50px |
| Insigniacaption: | Coat of Arms of Iran |
| Incumbent: | Peyman Saadat |
| Inaugural: | Hovhannes Masehyan |
The Iranian ambassador in Tokyo is the official representative of the Government in Tehran to the Government of Japan.
Till August 16, 1971 the Iranian Ambassador to Japan was accredited in Taipei.
| Diplomatic accreditation | Diplomatic accreditation Solar Hijri calendar | Ambassador | Persian language | Observations | List of heads of state of Iran | List of prime ministers of Japan | Term end | Term end Solar Hijri calendar | |
|---|---|---|---|---|---|---|---|---|---|
| 1308 | Hovhannes Masehyan | Reza Shah Pahlavi | Hamaguchi Osachi | 1309 | |||||
| 1309 | Hovhannes Masehyan | fa|هوهانس خان ماسحیان|هوهانس ماسحیان hy|Հովհաննես Մասեհյան | Reza Shah Pahlavi | Wakatsuki Reijirō | 1310 | ||||
| 1310 | Hassan-Ali Kamal Hedayat (fa) | fa|حسنعلی کمال هدایت | Reza Shah Pahlavi | Saitō Makoto | 1312 | ||||
| 1312 | Bagher Azimi (fa) | fa|باقر عظیمی | [1] | Reza Shah Pahlavi | Okada Keisuke | 1316 | |||
| 1316 | Ali-Mohammad Saybani | fa|علی‌محمد شیبانی | Reza Shah Pahlavi | Hayashi Senjūrō | 1317 | ||||
| 1317 | Mahmoud Bahadori | fa|محمود بهادری | From 1316 to 1319, Iran did not have a minister in Japan. On December 25, 1318, the National Salvation Council approved a friendly treaty between the governments of Iran and Japan. Japan was Hitler's German ally. | Reza Shah Pahlavi | Hiranuma Kiichirō | 1319 | |||
| 1319 | Abolqasem Najm | fa|ابوالقاسم نجم | 25 August to 17 September 1941 Anglo-Soviet invasion of Iran | Reza Shah Pahlavi | Yonai Mitsumasa | 1321 | |||
| 1323 | On occupied Iran declared war on Japan under pressure from Britain and Russia. Ali Soheili ordered the interruption of his diplomatic relation with the Japanese government and summoned Abolqasem Najm to Tehran. This breakup continued until . | Mohammad Reza Shah Pahlavi | Shidehara Kijūrō | 1332 | |||||
| 1333 | Musa Nuri Esfandiari | fa|موسی نوری اسفندیاری | Mohammad Reza Shah Pahlavi | Hatoyama Ichirō | 1335 | ||||
| 1335 | Hossein Ghods-Nakhai | fa|حسین قدس نخعی | Mohammad Reza Shah Pahlavi | Kishi Nobusuke | 1336 | ||||
| 1336 | Abbas Aram | fa|عباس آرام | Mohammad Reza Shah Pahlavi | Kishi Nobusuke | 1338 | ||||
| 1338 | fa|جواد صدر | Mohammad Reza Shah Pahlavi | Ikeda Hayato | 1342 | |||||
| 1342 | Hormoz Qarib (fa) | fa|هرمز قریب | Mohammad Reza Shah Pahlavi | Satō Eisaku | 1347 | ||||
| 1347 | Fazlollah Nureddin Kia | fa|فضل‌الله نورالدین کیا | Mohammad Reza Shah Pahlavi | Satō Eisaku | 1351 | ||||
| 1354 | Abdol-Hossein Hamzavi | fa|عبدالحسین حمزاوی | Mohammad Reza Shah Pahlavi | Fukuda Takeo | |||||
| 1356 | Naser Majd Ardakani | fa|ناصر مجد اردکانی | Mohammad Reza Shah Pahlavi | Ōhira Masayoshi | 1358 | ||||
| 1358 | Qasem Salehkhu | fa|قاسم صالح‌خو | Abolhassan Banisadr | Suzuki Zenkō | |||||
| 1361 | Abdorrahim Govahi (ja) | fa|عبدالرحیم گواهی | Ali Khamenei | Nakasone Yasuhiro | 1365 | ||||
| 1365 | Mohammad Hossein Adeli | fa|محمدحسین عادلی | Ali Khamenei | Nakasone Yasuhiro | |||||
| 1369 | Hossein Kazempour Ardabili | fa|حسین کاظم‌پور اردبیلی | Akbar Hashemi Rafsanjani | Miyazawa Kiichi | 1373 | ||||
| 1373 | Manouchehr Mottaki | fa|منوچهر متکی | Akbar Hashemi Rafsanjani | Murayama Tomiichi | |||||
| 1378 | Ali Majedi (fa) | fa|علی ماجدی | Mohammad Khatami | Mori Yoshirō | |||||
| 1382 | Mohsen Talaei | fa|محسن طلایی | Mohammad Khatami | Koizumi Jun’ichirō | |||||
| 1385 | Abbas Araghchi | fa|سید عباس عراقچی | [2] | Mahmoud Ahmadinejad | Asō Tarō | ||||
| 1389 | Majid Mojtahed Shabestari | fa|مجید مجتهد شبستری | Chargé d'affaires is a brother of Mohammad Mojtahed-Shabestari (1936–) Hojjat al-Islam. The third brother, Ali Ashraf Mojtahed-Shabestari, served as ambassador to Tajikistan, ambassador and assistant to the Permanent Representative Office of Iran at the Geneva office of the United Nations, head of the Foreign Ministry's Finance[3] | Mahmoud Ahmadinejad | Noda Yoshihiko | ||||
| 1397 | Reza Nazar-Ahari | fa|رضا نظرآهاری | Mahmoud Ahmadinejad | Noda Yoshihiko | |||||
| 1397 | Morteza Rahmani-Movahed (ja) | fa|مرتضی رحمانی موحد | Hassan Rouhani | Shinzō Abe | 2022 | 1400 | |||
| 1400 | Mohammad Reza Loghmani[4] | fa|محمد رضا لقمانی | Chargé d'Affaires | Ebrahim Raisi | Fumio Kishida | 2023 | 1401 | ||
| 1401 | Peyman Saadat[5] | fa|پیمان سعادت | Ebrahim Raisi | Fumio Kishida |