Archbishop Atticus of Constantinople - Wikipedia
https://en.wikipedia.org/wiki/Archbishop_Atticus_of_Constantinople
Atticus
(Greek: Ἀττικός; died 10 October 425) was the archbishop of
Constantinople, ... An imperial rescript was obtained imposing the
severest penalties on all who dared to reject the communion of the patriarchs. ... piety, and is venerated as a Saint in the Eastern Orthodox Church, which observes his feast on 8 January.
Proclus of Constantinople - Wikipedia
https://en.wikipedia.org/wiki/Proclus_of_Constantinople
Saint Proclus (died July 446 or 447) was an Archbishop of Constantinople. He is venerated as ... secretary to Archbishop Atticus of Constantinople (406–425). who ordained him deacon and priest. ... "Proclus, St. patriarch of Constantinople".