Constantius I Chlorus
Constantius I was born in Rome, Italy.  He died in Eboracum (York, England).

 Flavia Julia Helena Britain
Flavia Julia Helena was born in 0248 in Britian.  She died at the age of 80 in 0328 in Eboracum, Britain.

 Flavius Valerius Constantius Constantine
Flavius Valerius Constantius was born in Mosia, Naissus, Serbia.  He died in Ankyrona near Nicodemia.  He was buried in Holy Apostles, Constantinople.