Bahram V (also spelled Wahram V or Warahran V; 𐭥𐭫𐭧𐭫𐭠𐭭), also known as Bahram Gor (New Persian: بهرام گور, "Bahram the onager"), was the Sasanian King of Kings (shahanshah) from 420 to 438.
The son of the incumbent Sasanian shah Yazdegerd I (399-420), Bahram was at an early age sent to the Lahkmid court in al-Hira, where he was raised under the tutelage of the Lakhmid kings. After the assassination of his father, Bahram hurried to the Sasanian capital of Ctesiphon with a Lakhmid army, and won the favour of the nobles and priests, according to a long-existing popular legend, after withstanding a trial against two lions.
Bahram V's reign was generally peaceful, with two brief wars—first against his western neighbours, the Eastern Roman Empire, and then against his eastern neighbours, the Kidarites, who were disturbing the Sasanian eastern provinces. It was also during his reign that the Arsacid line of Armenia was replaced by a marzban (governor of a frontier province, "margrave"), whi