Patriarchate of Constantinople
Posnas and Seragion
Bishops 4
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1776 – March 1780
Cyril d. 1827
Metropolitan
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October 1816 – 1835
Benjamin d. 1835
Metropolitan
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9 September 1835 – September 1841
Ambrose Papageorgopoulos 1791–1863
Metropolitan
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September 1841 – 10 March 1852
Ignatios Tatas 1800–1852
Metropolitan
In the order of their start dates; bishops whose dates are unknown come last. Gaps are periods the data does not yet cover.
Also named after the see
Retired bishops who kept its name, and clergy or lay people whose title was attached to it.
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September 1841 – 30 October 1863
Ambrose Papageorgopoulos 1791–1863
Former Metropolitan