Year 2020 CE which is a leap year in the Gregorian calendar started on Wednesday, Jumada I 5, 1441 AH, and will end on Thursday, Jumada I 16, 1442 AH.
- January 3 – Martyrdom of Qasem Soleimani, commander of the Quds Force of the Islamic Revolutionary Guards Corps, along with several others including Abu Mahdi al-Muhandis, deputy chief of the Popular Mobilisation Committee of Iraq, by U.S. forces in Baghdad. (Jumada I 7, 1441 AH)
- January 9 – Demise of Hashim Rasuli Mahallati, representative of the second assembly of the Iranian Assembly of Experts. (Jumada I 13, 1441 AH)
- February 27 – Demise of Hadi Khusrushahi, the Shiite jurist and historian, due to coronavirous, (Rajab 3, 1441 AH)
- March 16 – Demise of Hashim Batha'i, member of the Assembly of Experts of Iran, (Rajab 21, 1441 AH)
- March 28 – Demise of Ja'far Karimi, one of the Ayatollah Khomeini's students and a member of Ayatollah Khamenei's inquiry board, (Sha'ban 3, 1441 AH)