Arcadius Is A Boys Name Of Greek And Spanish Origins. Arcadius Was The Name Of A Greek Emperor Who Ruled The Greek Empire From 377 To 408. Arcadia Is Also A Greek Place Name And Mountainous Area In The Peloponnese Region. In Greek Mythology, Zeus Son Arcas Was King Of Arcadia In Spanish, Arcadius Translates To "a Person Born In Arcadia." Arcadius Has A Distinctive, Robust Quality And Is Ideal For History Lovers And Fans Of Ancient Greece.