Valkaš: king of Persia, ruling from 484 to 488, member of the Sasanian dynasty.
- Name: Valkaš
- Beginning of reign: 484
- Successor of: his brother Peroz I
- Valkaš inherinted a war against the Hephthalites (White Huns) and concluded a peace treaty, leaving the Hepthalites in control of Margiana and Bactria. He was soon replaced by his son Kavad I.
- End of reign: 488
- Succeeded by: Kavad I
General Literature on Sasanian Persia
- Touraj Daryaee, Sasanian Persia. The Rise and Fall of an Empire (2009)
- Josef Wiesehöfer, Das antike Persien. Von 550 v. Chr. bis 650 n. Chr. (1994)