Papa Sikst V

Papa Sikst V, born Felice Peretti di Montalto, served as pope from 1585 until his death in 1590. He is recognized for his efforts to reform the Catholic Church and his architectural contributions, including the completion of the Sistine Chapel. He is mentioned in the context of Saint Malachy's prophecy, which suggests he plays a pivotal role in the timeline leading to the final papal succession.