Mohamed Mohamed Salah el-Din Mostafa (born 6 September 1960)[1] (Egyptian Arabic: محمد محمد صلاح الدين مصطفى) is an Egyptian engineer and military general,[2][3] holding the position of Minister of Military Production since 14 August 2022 in the Ministry of Mostafa Madbouly,[4][5] and he held the position of Vice President of the National Authority for Military Production Since 24 November 2020.

[7] He was appointed vice president of the National Authority for military Production on the recommendation of the minister of military production following the passing of vice president of the organization Hassan Abdul Majeed on 15 November 2020.

[7] El-Din served in this position from 24 November 2020 until his appointment as minister of Military Production succeeding Mohamed Ahmed Morsi.

[8] In February 2023, a leaked secret document from Pentagon, United States suspected El-Din as a key figure in the government of Egypt's plan to covertly produce and supply over 40,000 rockets, artillery rounds and gunpowder to Russia.

The document stated that President el-Sissi was heard in the conversation instructing the military officer named Salah al-Dinto (suspected to be Mohamed Salah El-Din) to keep the plan secret “to avoid problems with the West”.