Hilarianus
Hilarianus was the name of the following people:
- Furius Hilarianus , Roman knight, 2nd century AD
- Hilarianus (governor of Africa) , Roman governor in Africa, probably in the 3rd century
- Mecilius Hilarianus , Roman consul 332, also city and Praetorian prefect
- Caelius Hilarianus , pagan priest of the 4th century (attested in 377)
- Quintus Iulius Hilarianus , 4th century Roman writer
- Decimius Hilarianus Hesperius , Praetorian Prefect 378–380, son of the poet Ausonius
- Hilarianus (Praetorian Prefect) , Praetorian Prefect of Italy at the end of the 4th century
- Hilarianus (magister officiorum) , magister officiorum and Patricius of the Emperor Leo, 5th century