Ninurta-kudurrῑ-uṣur I, “Ninurta protect my offspring/border” (the ambiguity may be intentional),[nb 1] c. 983–981 BC, was the second king of the Bῑt-Bazi or 6th Dynasty of Babylon and he reigned for three years, according to the King List A,[i 1] while the Dynastic Chronicle[i 2] records that he ruled for just two years.
A fragment of the Assyrian Synchronistic King List[i 3] names Ashur-nirari IV as his contemporary, rather than Ashur-rabi II who better matches the chronology currently favored.
Two Luristan arrowheads are inscribed with his name, and were probably votive offerings for temples, but there is a remote possibility that these belong to his later name-sake, who ruled for less than a year.
[1] The Bīt-Abi-Rattaš kudurru[i 4] from the reign of Nabû-mukin-apli, c. 974–939 BC, begins with a recollection of an earlier legal document from Kār-Marduk, which may have been his capital, dated to his second year.
It concerns a manslaughter settlement, where one Arad-Sibitti has killed the female slave[nb 2] of Buruša the bow-maker, ironically with an arrow.