 The name Yazdegerd is a combination of the Old Iranian "yazad yazata" (divine being) and "-karta" (made) – "God-made", comparable to the Iranian "Bagkart" and Greek "Theoktistos".It is known in other languages as Yazdekert (Pahlavi); Yazd[e]gerd (New Persian); Yazdegerd, Izdegerd and Yazdeger (Syriac); Yazdkert (Armenian); Izdeger and Azger (in the Talmud); Yazdeijerd (Arabic), and Isdigerdes (Greek).Yazdegerd I was the son of Shapur III ().