Catholicos of the East is the title that has been held by the ecclesiastical heads of the Church of the East, the Grand Metropolitan of Seleucia-Ctesiphon, since AD. 280.[1]

The term "Catholicos" is derived from the Greek word Katholikos (Καθολικός), meaning "Universal Bishop". The title Catholicos, is used in several Eastern Christian churches and implies a degree of sovereignty and autocephaly.

Catholicos of the East historically refers to:

In a wider perspective, it may also refer to:

See also


  1. ^ Walker 1985, p. 172: "this church had as its head a "catholicos" who came to be styled "Patriarch of the East" and had his seat originally at Seleucia-Ctesiphon (after 775 it was shifted to Baghdad)".
  2. ^ Burleson & Rompay 2011, p. 481-491.
  3. ^ Wilmshurst 2019, p. 799–805.