Vidoni was born 8 November 1610 in Cremona into Italian noble family. He studied at several Italian universities and received his doctorate, before moving to Rome and pursuing an ecclesiastical career.
Returning to Italy, he was elevated to cardinal by pope Alexander VII, in the consistory of 5 April 1660. In 1661 he was given the titular church of San Callisto. In 1662 he was a legate in Bologna.
In 1667 he participated in the papal conclave which elected Pope Clement IX. He also participated in the conclave of 1669-1670 which elected Pope Clement X and the conclave of 1676, which elected Pope Innocent XI.
Between 1675-1676 appointed as the Camerlengo of the Sacred College of Cardinals.
Death and burial
|Wikimedia Commons has media related to Pietro Vidoni senior.|