:''Patriarch of Babylon redirects here. For ''earlier'' [[Catholicos|Catholicoi]] of the [[Assyrian Church of the East]], see [[List of Patriarchs of the Church of the East]]. In particular and for legal line of accession prior to 1553, see [[List of Patriarchs of the Church of the East#List of Catholicoi of Seleucia-Ctesiphon and Patriarchs of the East until 1552|List of Catholicoi of Seleucia-Ctesiphon and Patriarchs of the East until 1552]]''
This is a list of The '''Chaldean [[Catholicos]]-Patriarchs of Babylon''', the leaders of the [[Chaldean Catholic Church]] and one of the [[Patriarchs of the east]] of the [[Catholic Church]] starting from 1553 following the [[Schism of 1552]] which caused a break from the [[Assyrian Church]] and the subsequent founding of the ''Church of Assyria and Mosul'', later called the [[Chaldean Catholic Church]].
This is a list continues from the of The '''Chaldean [[List of Catholicos]]-Patriarchs of Babylon''', the Church leaders of the East[[Chaldean Catholic Church]] that traces itself back from and one of the Church founded in [[AssyriaPatriarchs of the east]] first mentioned in the 1st century under Simon Peter in 1 Peter 5:13 out of which grew the Church of the East. It was Catholicos Timothy I Al-Baghdadi incorporated the numerically dominant [[St. Thomas ChristiansCatholic Church]] under was originally established by Saint Thomas in the Apostolic See of the Catholicos-Patriarch of Babylon, which is often wrongly attributed to St. Thomas as a resultfirst century AD.
The term ''Chaldean Catholic This list continues from the [[List of Patriarchs of Babylon'' is somewhat inaccurate in a geographical and historical context, as the Church was an offshoot of the Assyrian East]] that traces itself back from the Church, and founded by priests from in [[Upper Mesopotamia]], a region first mentioned in the 1st century under Simon Peter in 1 Peter 5:13 out of which had been grew the Church of the East. It was Catholicos Timothy I Al-Baghdadi incorporated the numerically dominant [[AssyriaSt. Thomas Christians]]under the Apostolic See of the Catholicos-Patriarch of Babylon, rather than in southern Mesopotamia where Babylonia and Chaldea had once beenwhich is often wrongly attributed to St. Thomas as a result.
==Catholicoi and Patriarchs of Babylon for the Chaldeans==