Esfandiyār

Esfandiyār or Espandiyār (Avestan: Spəntōδāta-; Middle Persian: Spandadāt; Persian: اسفندیار) is a legendary Iranian hero and one of the characters of Ferdowsi's Shahnameh (The Book of Kings). He was the son and the crown prince of the Kayanian King Goshtasp and Queen Katāyoun. He was the grandchild of Kay Lohrasp.

Esfandiyār is best known for the tragic story of a battle with Rostam described in Ferdowsi's epic Shahnameh. It is one of the longest episodes in Shahnameh and is one of its literary highlights.