Who was alive in AD 303?
35 of the people we track were surely alive in AD 303. 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.
Died in AD 303: Saint Vitus.
Constantine the Great29–33
Diocletian54–63
Athanasius of Alexandria7
Arius44–53- Eusebius35–40
Anthony the Great52
Constantius Chlorus53
Pope Marcellus I48Helena, mother of Constantine I51–55
Saint Lucy18–23
Catherine of Alexandria16–21
Licinius38–43
Maximian53–63
Galerius45
Saint Barbara30
Maxentius25
Agnes of Rome10–15
Iamblichus55–60
Lactantius60–66
Maximinus Daza33- Pappus of Alexandria11–15
Margaret the Virgin8–14
Gregory the Illuminator64- Pope Alexander I of Alexandria53
Pachomius the Great11
Paul of Thebes74–79
Saint Pantaleon20–26
Emperor Nintoku13
Januarius31
Saint Nino7
Arnobius48
Saint Marinus28
Macarius of Egypt1–3- Ermanaric10–15
Saint Vitus12 or 13 †
Where the people alive in AD 303 were born
Birthplaces as a list
- Constantine the Great: Niš
- Diocletian: Doclea
- Athanasius of Alexandria: Alexandria
- Arius: Cyrenaica
- Eusebius: Caesarea Maritima
- Anthony the Great: Coma
- Constantius Chlorus: Dardania
- Pope Marcellus I: Rome
- Helena, mother of Constantine I: Helenopolis
- Saint Lucy: Syracuse
- Catherine of Alexandria: Alexandria
- Licinius: Felix Romuliana
- Maximian: Sirmium
- Galerius: Dacia
- Saint Barbara: Nicomedia
- Maxentius: Rome
- Agnes of Rome: Rome
- Iamblichus: Qinnasrin
- Maximinus Daza: Gamzigrad
- Pappus of Alexandria: Alexandria
- Margaret the Virgin: Antioch of Pisidia
- Gregory the Illuminator: Armenia
- Pope Alexander I of Alexandria: Alexandria
- Pachomius the Great: Esna
- Paul of Thebes: Egypt
- Saint Pantaleon: Nicomedia
- Januarius: Benevento
- Saint Nino: Cappadocia
- Arnobius: El Kef
- Saint Marinus: Dalmatia
- Macarius of Egypt: Lower Egypt
- Saint Vitus: Mazara del Vallo