Ado (or Ato) (died 695) was the

Duke of Friuli The dukes and margraves of Friuli were the rulers of the Duchy of Friuli, Duchy and March of Friuli in the Middle Ages. The dates given below, when contentious, are discussed in the articles of the respective dukes. Lombard dukes * 568–c.5 ...

after the usurper Ausfrid was defeated at

Verona Verona ( ; ; or ) is a city on the Adige, River Adige in Veneto, Italy, with 255,131 inhabitants. It is one of the seven provincial capitals of the region, and is the largest city Comune, municipality in the region and in Northeast Italy, nor ...

in 694. According to

Paul the Deacon Paul the Deacon ( 720s 13 April in 796, 797, 798, or 799 AD), also known as ''Paulus Diaconus'', ''Warnefridus'', ''Barnefridus'', or ''Winfridus'', and sometimes suffixed ''Cassinensis'' (''i.e.'' "of Monte Cassino"), was a Benedictine monk, sc ...

, he was a brother of the former duke

Rodoald Rodoald (or ''Rodwald''), ( 630 – 653) was a Lombard king of Italy, who succeeded his father Rothari on the throne in 652. He was said to be lecherous and he was assassinated after a reign of just six months in 653 by the husband of one of his ...

and ruled for a year and seven months. The actual length of his reign is disputed, as is the year of its occurrence. He appears with the title ''loci servator'' (caretaker) and may have only held the duchy as regent on behalf of the king. A certain Ado fought with

Raginpert Raginpert (also ''Raghinpert'' or ''Reginbert'') was the Duke of Turin and then King of the Lombards briefly in 701. He was the son of Godepert and grandson of Aripert I. He usurped the throne in 701 and removed Liutpert, his grandnephew, putti ...

against

Liutpert Liutpert (or Liutbert) (died 702) was the Lombard king of Italy between 700 and 702, with interruption. Upon succeeding his father, King Cunincpert, at a young age, he ruled together with his tutor, Ansprand, the duke of Asti. After eight mont ...

in 702, but the identification of this duke with Ado of Friuli is disputable.

Sources

''Historia Langobardorum''
Translated by William Dudley Foulke. University of Pennsylvania: 1907. * Hodgkin, Thomas. ''Italy and her Invaders''. Clarendon Press: 1895. Dukes of Friuli Lombard warriors 7th-century Italian nobility 7th-century Lombard people 7th-century births Year of birth uncertain 695 deaths {{Italy-noble-stub