Ramzi Garmou (born in Zakho, Iraq on 5 February 1945), was the Assyro-Chaldean Catholic archbishop of Tehran on the Assyro-Chaldean Catholic Metropolitan Archdiocese of Tehran.
Garmou was consecrated a priest on 13 January 1977 and joined the Eparchy of Tehran.
On 5 May 1995, he was appointed by Pope John Paul II as co-adjutor bishop of Tehran.
His episcopal ordination was on the hands of The Chaldean Patriarch of Babylon Raphael I Bidawid aided by Archbishop of Tehran, Youhannan Semaan Issayi and by the Archbishop of Urmia Thomas Meram on 25 February 1996.
On 7 February 1999, Ramzi Garmou succeeded Youhannan Semaan Issayi as Assyro-Chaldean Archbishop of Tehran upon the latter's death.