Pietrantonio Vicedomini was a Roman Catholic prelate who served as Bishop of Avellino e Frigento (1580âÂÂ1591) and Bishop of Sant'Angelo dei Lombardi e Bisaccia (1574âÂÂ1580).
On 17 November 1574, Pietrantonio Vicedomini was appointed during the papacy of Pope Gregory XIII as Bishop of Sant'Angelo dei Lombardi e Bisaccia. On 4 November 1580, he was appointed during the papacy of Pope Gregory XIII as Bishop of Avellino e Frigento. He served as Bishop of Avellino e Frigento until his resignation in 1591.