Archbishop Flavian of Constantinople died in 449.
Archbishop Maximianus of Constantinople died in 434.
Archbishop Sisinnius I of Constantinople died in 427.
Archbishop Nectarius of Constantinople died in 398.
Flavian of Ricina died in 2##.
Flavian I of Antioch died in 404.
Flavian II of Antioch died in 518.
There is only one Colosseum. Colosseum is a nickname for what the Romans called the Flavian amphitheatre in the city of rome. The Colosseum was an arena. Roman arenas were/are called amphitheatres. The arena of Constantinople was called the amphitheatre of Constantinople.
Eastern Orthodox churches are led by the Ecumenical Patriarch of Constantinople. Since 1991, the leader has been Bartholomew, Archbishop of Constantinople, New Rome and Ecumenical Patriarch.
Bardo - archbishop - died in 1051.
Turpin - archbishop - died in 800.
Lars - archbishop - died in 1267.
Aribo - archbishop - died in 1031.