Zoroaster (, Zōroástrēs) is the Greek form of the Persian Zarathustra, founder of Zoroastrianism.
Zoroaster may also refer to: Zoroaster da Peretola ( – 1520), friend and collaborator of Leonardo Da Vinci Zoroaster (band), a sludge metal band from Atlanta, Georgia Zoroaster (album), a 1995 album by Acid King Zoroaster (1818 ship), a ship built at Kingston upon Hull in 1818 whose crew mutinied in 1836 Zoroaster (echinoderm), genus of echinoderms in the family Zoroasteridae
See also Zarathustra (disambiguation)