Mar Shimun IX Dinkha was the fourth Patriarch of the

Chaldean Catholic Church The Chaldean Catholic Church is an Eastern Catholic Churches, Eastern Catholic Catholic particular churches and liturgical rites, particular church (''sui iuris'') in full communion with the Holy See and the rest of the Catholic Church, and is ...

, from 1580 to c.1600. He moved the seat of the patriarchate of Babylon of the Chaldean Catholic church from Siirt in the

Ottoman Empire The Ottoman Empire (), also called the Turkish Empire, was an empire, imperial realm that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Centr ...

Urmia Urmia (; ) is the largest city in West Azerbaijan Province of Iran. In the Central District of Urmia County, it is capital of the province, the county, and the district. The city is situated near the borders of Iran with Turkey and Iraq. ...

in the

Safavid Empire The Guarded Domains of Iran, commonly called Safavid Iran, Safavid Persia or the Safavid Empire, was one of the largest and longest-lasting Iranian empires. It was ruled from 1501 to 1736 by the Safavid dynasty. It is often considered the begi ...

, whereas his successor Shimun X Eliyah moved it to

Salmas Salmas () is a city in the Central District of Salmas County, West Azerbaijan province, Iran, serving as capital of both the county and the district. It is northwest of Lake Urmia, near Turkey. Etymology The original name of Salmas was ...

. Mar Shimun IX Dinkha was the last Patriarch of the line to be formally recognized by Rome. He reintroduced the hereditary succession, an unacceptable practice by Roman Catholic Church. His hereditary line of successors Shimun X Eliyah (c. 1600–1638), Shimun XI Eshuyow (1638–1656), Shimun XII Yoalaha (1656–1662) and Shimun XIII Dinkha (1662–1692) resided all in

and were not recognized by Rome. Shimun XIII Dinkha moved the See to Qochanis in the

and from 1692 became Patriarch of the

Church of the East The Church of the East ( ) or the East Syriac Church, also called the Church of Seleucia-Ctesiphon, the Persian Church, the Assyrian Church, the Babylonian Church, the Chaldean Church or the Nestorian Church, is one of three major branches o ...

continuing the line there.

See also