Ohrmäzd⁠ IV (Middle Persian: 𐭠𐭥𐭧𐭥𐭬𐭦𐭣), also known as Torkzäd or "son of the Türük," was a Şähänşäh of Eränşähr and member of the imperial Säsäniyän dynasty through his father Husroy⁠ I. He may also have descended from the imperial Xalaç clan through his mother Qayın, the daughter of the Yedivar Xaqan.

Mother: Qayın

Father: Husroy⁠ I

Brother(s): Änoşäzäd (half), Yäzdändär (half)

Sister(s): unknown

Son(s): Husroy⁠ II

Daughter(s): An unnamed daughter

Spouse(s): Three unnamed women

Born: 540 C.E.

Died: 590 C.E.

Tribe: Oğuz (maternal)

Sub-tribe: Halayuntlığ (maternal)

Sub-tribe Branch: Xalaç (maternal)

Dynasty: Säsäniyän

Reign: 579 C.E. – 590 C.E.

Predecessor: Husroy⁠ I

Successor: Husroy⁠ II