Theodosius II was born in 0401.1 Theodosius II's father was Arcadius and his mother was Eudoxia. His paternal grandparents were Theodosius The Great and Aelia Flacilla; his maternal grandfather was Bauto. He had four sisters named Flacilla, Pulcheria, Arcadia and Marina. He was the second youngest of the five children. He died at the age of 49 in 0450.1