What is "theophylact"

The name Theophylact or Theophylactus ( Latin: Theophylactus, Greek Theophylaktos, "guarded by God") may refer to:

• Theophylact Simocatta, 7th century Byzantine author and historian
• Theophylactus (Exarch) (d. 710), Exarch of Ravenna
• Patriarch Theophylactus of Alexandria, coadjutor Greek Orthodox Patriarch of Alexandria (c. 695 - c. 711)
• Theophylact of Antioch, Orthodox Patriarch of Antioch (744-751)
• Theophylact (son of Michael I), Byzantine co-emperor 811–813
• Theophylact of Nicomedia, bishop of Nicomedia (d. 845 AD)
• Patriarch Theophylactus of Constantinople (917-956), Patriarch of Constantinople
• Pope Benedict VIII (d. 1024), born Theophylactus
• Pope Benedict IX (born c. 1012; d. between 1055 and 1056); born Theophylactus
• Theophylact of Ohrid (d. c. 1107), Archbishop of Ohrid and biblical commentator
• Peter of Atroa, who was born with the name Theophylact
• Theophylact, Count of Tusculum

de:Theophylakt fr:Théophylacte gl:Teofilacto pl:Teofilakt (imię) ru:Феофилакт uk:Теофілакт

Theophylact or Theophylaktos was the eldest son of the Byzantine emperor Michael I Rhangabe (r. 811–813) and grandson, on his mother's side, of Nikephoros I (r. 802–811). He was junior co-emperor alongside his father for the duration of the latter's reign, and was tonsured, castrated, and exiled to Plate Island after his overthrow.