Arianus

Arianus may refer to:

* Arianus () was an ancient Greek of the 3rd century BCE; he was a friend of Bolis, and was employed by him to betray Achaeus to Antiochus III the Great in 214 BCE. * From Ariana, a term used by some Greek and Roman authors for a wide area of Central Asia * From Arius, an Achaemenid region centered on the city of Herat in present-day western Afghanistan * Saint Arianus, 3rd century governor of Ansena, killer of martyrs such as Saint Colluthus, later a Coptic saint himself * Arianus, a fictional world in the Death Gate Cycle by Margaret Weis and Tracy Hickman * ''Apodemus arianus'', a mouse of family Muridae * ''Eriophyes arianus'', a species of acari in genus ''Eriophyes'' Provided by Wikipedia