Isidoro Bianchi called da Campione was an Italian painter of the Baroque period.
He studied under Pietro Francesco Mazzuchelli. He excelled in fresco painting for the Basilica of Sant'Ambrogio at Milan and in different churches at Como. The Duke of Savoy chose him to finish a grand hall at Rivoli, which had been left unfinished by the death of Mazzuchelli. Bianchi was afterwards made painter to the Court, and was knighted in 1631.

Between 1598 and 1601 he painted for the Cistercian monastery of the abbey of SantaMaria dell'Acquafredda above Lenno. In the following years he worked in Prague, while in 1606 he painted the chapel of the Madonna of Carmine in thechurch of Saint Stephen in Viggiu. In 1617 he completed some stuccoes and frescoes in the Royal Palace of Turin. In 1618 he completed frescoes for the parish church of Santa Maria Assunta in Santa Maria Rezzonico, while the next year he worked as an engineer in Orselina. In 1623 he completed frescoes in the Castle of Rivoli and in the next years worked in the Castle of Valentino, in the church of Monte Capucchino, in the church of St Thomas the Apostle, in the Jesuit church of the Holy Martyrs, all in Turin. He also worked in the sanctuary of the Madonna of Ghirli at Campione.

After 1640 he worked in the Basilica of Sant'Ambrogio, in the Cistercian church of San Remigio, in the church of Sant'Agostino, in the church of the monastery of Santa Marta, in the church of San Gerolamo and in the church of Santa Maria Assunta in Milan.