"Oldericus Maginfredus marchio f. quondam…Maginfredi marchionis et Berta comitissa jugales filia q. Obberti marchionis" sold property "in comitatu Parmensi, Placensiensi, Ticinensi, Tortonensi, Vercellensi, Aquensi, Astensi, Eporediensi, Torinensi, Oradiensi, Albensi, Avigenensi, Aberganensi, Vigintimiliensi" to "Sigifredo presbitero filio q. Adelgisi", with "notitia propinquorum parentum suorum, id est Adalberti marchionis germani sui et Alberti infantis nepotis sui", by charter dated 6 Jun 1021.
He succeeded his father as Conte di Luni. Marchese. The Annalista Saxo calls him "Azoni marchioni de Langobardia de castris Calun et Estin". "Albertus qui Azo marchio vocatur…professus…lege Langobardorum" donated property "in comitatu Patavensis" to the monastery of Santa Maria in Vangadizza "in comitato Vicentino adque in comitato Patavino" to "Gaxdia puella…filia et germana nostra" by charter dated 26 Sep 1075. A charter dated 31 May 1079 records an agreement between the church of Verona and "marchionem Azonem et Ugonem et Fulconem germanos filios eiusdem marchionis Azonis". The Genealogia Welforum calls him "marchio Etius cum curte Elisina". "Fulco filius Alberti marchionis qui Azo marchio" swore allegiance to "Ugo germano meo" by charter dated 6 Apr 1095, the text of which refers to their father as still living. "Albertus marchio qui Azo marchio…[et] filius…Ugo" donated property to the monastery of Santa Maria in Vangadizza by charter dated 13 Apr 1097.
The Chronicon of Bernold records the death in 1097 of "Azzo marchio de Longobardia, pater Welfonis ducis de Baiowaria" commenting that he was "iam maior centenario". 1
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