Constantius married Aelia Galla Placidia Of The Western Roman Empire (Imp?ratrice Of Rome - 421-450) on 1 Jan 416-417. Aelia (daughter of Flavius Theodosius I ('The Great') (Emperor Of The Roman Empire - 379-395) and Galla Justina Valentinia) was born in 389 in Roma, Roma, Italy; died on 27 Nov 450 in Roma, Roma, Italy; was buried in 450 in Ravenna, Italy. [Group Sheet] [Family Chart]