Ayatollah Sayyid Radhi Husayni Shirazi (Persian: رضى حسينى شيرازى; Arabic: رضي الحسيني الشيرازي; 29 March 1927 – 1 December 2021), also known as Razi Shirazi, was an Iranian Shia who was a jurist, philosopher and theologian.

He was the great-grandson of the renowned Shia jurist, Mirza Shirazi, the pioneer of the Tobacco protest.

[2] He then immigrated to Iran, and studied under Abul Hasan Sharani, Muhammad Taqi Amoli, Fazel Tooni, Mirza Ahmad Ashtiani, Shekh Mojtaba Lankarani, Sayyid Abu al-Hasan Rafiee, and Mirza Mehdi Elahi Qomshehee.

Shirazi was the representative of grand Ayatollah Hossein Borujerdi in the international congress of al-Aqsa Mosque.

[3] As part of his Islamic missionary work, Shirazi has converted just over 500 people into the Muslim faith.