What is "caesarius"

Caesarius may refer to:

• Caesarius of Africa, 3rd-century Christian
• Caesarius of Nazianzus, physician and politician of the 4th century, and the younger brother of Gregory of Nazianzus
• Caesarius (consul), Eastern-Roman politician, twice Praetorian prefect of the East, Consul in 398 and Patricius.
• Caesarius of Arles, 5th-century ecclesiastic in Gaul
• Caesarius of Heisterbach, 13th-century Christian

Flavius Caesarius (floruit 386-403) was a politician of the Eastern Roman Empire, who served under Emperors Theodosius I and Arcadius. Caesarius was magister officiorum (386-387), praetorian prefect of the East (395-397 and 400-403) and consul in 397.