John Savvas Romanides (Greek: Ιωάννης Σάββας Ρωμανίδης; 2 March 1927, Piraeus – 1 November 2001, Athens) was an Orthodox Christian priest, author andprofessor who, for a long time, represented the Greek Church to the World Council of Churches. He was born in Piraeus, Greece, on 2 March 1928 but his parents emigrated to the United States when he was only two months old. He grew up in Manhattan. A graduate of the Hellenic College, Brookline, Massachusetts, and of theYale Divinity School, he received his Ph.D. from the University of Athens.

From 1956 to 1965 he was Professor of Dogmatic Theology at the Holy Cross Theological School in Brookline, Massachusetts. In 1968 he was appointed as tenured Professor of Dogmatic Theology at the University of Thessaloniki, Greece, a position he held until his retirement in 1982. His latest position was Professor of Theology at Balamand Theology School, in Lebanon. Romanides died in Athens, Greece on 1 November 2001.