Giovanni Mincio may also refer to antipope Benedict X

Giovanni Minio or Mincio, of Morrovalle or Murrovale (died August 1312) was an Italian Franciscan who became Minister General of the Order of Friars Minor, cardinal-bishop of Porto (1302), Protector of the Order of Friars Minors (1307) and dean of the Sacred College of Cardinals (1311).Salvador Miranda, The Cardinals of the Holy Roman Church - Biographical Dictionary - Consistory of December 15, 1302

According to Giorgio Vasari, it was Mincio who commissioned Giotto for his frescoes of Francis of Assisi. .

Notes