The Paolo or Paulo was a pontifical coin; this name was given to the giulio by 2 grossi when in 1540 Pope Paul III made it increase its silver content to 3.85 g.
Paolo 1540
Pope Paul III was head of the Catholic Church and ruler of the Papal States from 13 October 1534 to his death, in November 1549.
Portrait of Pope Paul III, 1543
Pope Paul III and his Grandsons Cardinal Alessandro Farnese (left), and Ottavio Farnese, Duke of Parma (right), II Duke of Parma since 1547. A triple portrait by Titian, 1546
Ranuccio Farnese was made cardinal by Paul III at the age of 15.
The Farnese coat of arms or stemma on the facade of the Farnese Palace in Rome