| Constantius I Chlorus Born: 31 MAR 242 Dacia Died: 25 JUL 306 Eboracum (York), Britain | |||||
| Constantine the Great Born: 27 FEB 275 Naissus, Moesia Superior (Nish, Serbia) Died: 22 MAY 337 Nicomedia, Bithynia | |||||
| Helena of the Cross Born: 248 Died: 330 Far East | |||||