Raffaele Riario, Italian cardinal (d. 1521)
Raffaele Sansoni Galeoti Riario (3 May 1461 – 9 July 1521) was an Italian Cardinal of the Renaissance, mainly known as the constructor of the Palazzo della Cancelleria and the person who invited Michelangelo to Rome. He was a patron of the arts. He was also the first adolescent to be elevated in the College of Cardinals in the history of the Holy See.