Emperor Constantinus Chlorus I of Rome
Constantinus Chlorus was born on March 31st, 0250 in Illyricum.  He died  due to possible leukemia at the age of 56 on July 25th, 0306 in Eboracum, York, England.

 Empress Helena ferch Coel of Rome
Helena was born in 0248.  She died at the age of 80 in 0328.

 Constantina
Constantina was born about 0270 in Italy.

 Emperor Constantine Augustus I of Rome
Constantine Augustus was born in Naissus, Moesia.  He died on May 22nd, 0327 in Ankyrona.