Pietro Ricaldone (born in Mirabello Monferrato, Italy on July 27, 1870 - died in Turin, November 25, 1951) was a Catholic Roman Priest of the Salesians of Don Bosco, who was the 4th Rector Major of that Order between 1932 and 1951.
He was the last Superior of the Salesians that knew Don Bosco alive.
He was also the founder of the Salesian Pontifical University.