Yusef Hamadani Cohen (Persian: یوسف همدانی کهن ;1916 – 29 March 2014) was the Chief Rabbi of Iran and spiritual leader for the Jewish community of Iran (Iranian Jews) between January 1994 and 2007.

[1] In August 2000, Chief Rabbi Hamadani Cohen met with Iranian President Mohammad Khatami for the first time.

[2] In 2003, Cohen and Member of Parliament Morris Motamed met with Khatami at Yusef Abad Synagogue which was the first time a President of Iran had visited a synagogue since the Islamic Revolution.

[3] For the event, Cohen led the opening of the Torah scroll ark and the recitation of prayers.

[4] Cohen died after a long illness on 29 March 2014 in Tehran over Shabbat.