Possibly means either "illustrious, shining" or "red water" in Persian. In the 11th-century Persian epic the 'Shahnameh' this is the name of the son of the hero Rostam.
Rostam or Rustam or Rostom (Persian: رستم‎‎) is a name referring to the Persian mythical hero Rostam who was immortalized by the poet Ferdowsi in the Shahnameh (Book of Kings).