Who was alive in AD 257?
39 of the people we track were surely alive in AD 257. The best known are listed first, with the age each reached that year; a range such as 17–21 means the birth year itself is uncertain.
Plotinus52
Diocletian8–17
Aurelian43
Pope Sixtus II40–45
Pope Dionysius54–60
Diophantus54–60
Anthony the Great6
Constantius Chlorus7
Valerian57–59
Mani39–43
Pope Marcellus I2Helena, mother of Constantine I5–9
Saint Valentine82–83
Claudius Gothicus43
Gallienus37–41
Porphyry of Tyre21–26
Saint Sebastian0–5
Cyprian54–60
Saint Lawrence32
Maximian7–17
Probus25- Tacitus57–58
Quintillus45- Agatha of Sicily22
Zenobia14–20
Carus33–37
Florianus25
Iamblichus9–14Carinus7
Lactantius14–20- Numerian3
Gregory the Illuminator18
Saloninus15- Novatian37
- Pope Alexander I of Alexandria7
Paul of Thebes28–33
Dionysius of Alexandria67
Liu Hui29–34
Arnobius2
Where the people alive in AD 257 were born
Birthplaces as a list
- Plotinus: Asyut
- Diocletian: Doclea
- Aurelian: Sirmium
- Pope Sixtus II: Greece
- Pope Dionysius: Roman Empire
- Diophantus: Alexandria
- Anthony the Great: Coma
- Constantius Chlorus: Dardania
- Valerian: Roman Empire
- Mani: Ctesiphon
- Pope Marcellus I: Rome
- Helena, mother of Constantine I: Helenopolis
- Saint Valentine: Terni
- Claudius Gothicus: Sremska Mitrovica
- Porphyry of Tyre: Tyre
- Saint Sebastian: Narbonne
- Saint Lawrence: Osca
- Maximian: Sirmium
- Probus: Sirmium
- Tacitus: Terni
- Quintillus: Sirmium
- Agatha of Sicily: Catania
- Zenobia: Palmyra
- Carus: Narbonne
- Florianus: Terni
- Iamblichus: Qinnasrin
- Numerian: Nicomedia
- Gregory the Illuminator: Armenia
- Saloninus: Colonia Claudia Ara Agrippinensium
- Novatian: Phrygia
- Pope Alexander I of Alexandria: Alexandria
- Paul of Thebes: Egypt
- Dionysius of Alexandria: Alexandria
- Liu Hui: Zibo
- Arnobius: El Kef