Moran Mor Ignatius Jacob (Ya?qub) III (October 12, 1913 – June 26, 1980) was the 121st Syriac Orthodox Patriarch of Antioch and head of the Syriac Orthodox Church.
He was skilled in and knowledgeable in Syriac sacral music or Beth Gazo.
He re-established the Maphrianate/Catholicate in the Jacobite Syrian Christian Church (the Indian Church).