Oceana Is A Girl’s Name Of Greek Origin. This Name Translates To “ocean” And Is Derived From Oceanus, Who Was The Titan That Ruled Over Rivers And Sea Nymphs In Greek Mythology. This Sweet Name Is Ideal For Those Who Want To Imbue Baby With A Love Of The Sea, Or For Baby That Is Born Under An Astrological Sign Ruled By Water Like Pisces, Cancer, Or Scorpio. Flowing And Feminine, Oceana Easily Rolls Off The Tongue.