Aiulf I (also ''Aione'') was the duke of Benevento from 641 to his death in 642 as the son and successor of Arechis I. However, he was mentally unstable and his adoptive brothers Radoald and Grimoald were

regent A regent (from Latin : ruling, governing) is a person appointed to govern a state '' pro tempore'' (Latin: 'for the time being') because the monarch is a minor, absent, incapacitated or unable to discharge the powers and duties of the monarchy ...

s for him. Aiulf had reigned for a year and five months, when in 642, Slavic plunderers landed near

Siponto Siponto ( la, Sipontum, grc-gre, Σιπιούς) was an ancient port town and bishopric in Apulia, southern Italy. The town was abandoned after earthquakes in the 13th century; today the area is administered as a ''frazione'' of the ''comune'' ...

on the

Adriatic The Adriatic Sea () is a body of water separating the Italian Peninsula from the Balkans, Balkan Peninsula. The Adriatic is the northernmost arm of the Mediterranean Sea, extending from the Strait of Otranto (where it connects to the Ionian Sea) ...

. Aiulf personally led his forces against the intruders, but his horse fell into a pit dug by the Slavs around their camp and he was surrounded and killed. He was succeeded by his brother Radoald.Hodgkin, Thomas. ''Italy and Her Invaders: The Lombard kingdom, 600-744'', Clarendon Press, 1895, p. 81
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References

{{DEFAULTSORT:Aiulf 01 Of Benevento 646 deaths Aiulf 1 Lombard warriors 7th-century Lombard people 7th-century rulers in Europe Year of birth unknown