Procopius of Caesarea was a prominent late antique Roman (Byzantine) scholar and historian from Caesarea Maritima. Accompanying the Roman general Belisarius in Emperor Justinian's wars, Procopius became the principal Roman historian of the 6th century, writing the History of the Wars, the Buildings, and the Secret History.
Prodicus of Ceos was a Greek philosopher, and part of the first generation of Sophists. He came to Athens as ambassador from Ceos, and became known as a speaker and a teacher. Plato treats him with greater respect than the other sophists, and in several of the Platonic dialogues Socrates appears as the friend of Prodicus. One writer claims Socrates used his method of instruction. Prodicus made linguistics and ethics prominent in his curriculum. The content of one of his speeches is still known, and concerns a fable in which Heracles has to make a choice between Virtue and Vice. He also interpreted religion through the framework of naturalism.
Profiat Duran, full Hebrew name Isaac ben Moses ha-Levi; was a Jewish apologist/polemicist, philosopher, physician, grammarian, and controversialist in the 14th century. He was later sometimes referred to by the sobriquet Efodi (האפודי) through association with his two grammars entitled "Ephod." After being forcibly converted in 1391, he also appears in official records under his converso Christian name Honoratus de Bonafide. After escaping Spain, he returned to practicing Judaism openly, and wrote a number of works including polemics against Christianity and grammar.
Prohaeresius was a fourth-century Armenian Christian teacher and rhetorician originally from Caesarea who taught in Athens. He was one of the leading sophists of the era along with Diophantus the Arab and Epiphanius of Syria.
Prosper Mérimée was a French writer in the movement of Romanticism, and one of the pioneers of the novella, a short novel or long short story. He was also a noted archaeologist and historian, and an important figure in the history of architectural preservation. He is best known for his novella Carmen, which became the basis of Bizet's opera Carmen. He learned Russian, a language for which he had great affection, and translated the work of several important Russian writers, including Pushkin and Gogol, into French. From 1830 until 1860 he was the inspector of French historical monuments, and was responsible for the protection of many historic sites, including the medieval citadel of Carcassonne and the restoration of the façade of the cathedral of Notre-Dame de Paris. Along with the writer George Sand, he discovered the series of tapestries called The Lady and the Unicorn, and arranged for their preservation. He was instrumental in the creation of Musée national du Moyen Âge in Paris, where the tapestries now are displayed. The official database of French monuments, the Base Mérimée, bears his name.
Protagoras was a pre-Socratic Greek philosopher and rhetorical theorist. He is numbered as one of the sophists by Plato. In his dialogue Protagoras, Plato credits him with inventing the role of the professional sophist.
Prudencia Ayala was a Salvadoran writer, social activist and pioneer campaigner for women's rights in El Salvador and first woman to run for president in El Salvador and Latin America.