Updated September 2026
About Pope Celestine III
Pope Celestine III, born Giacinto Bobone, was the head of the Catholic Church and ruler of the Papal States from 30 March or 10 April 1191 to his death in 1198. He had a tense relationship with several monarchs, including Emperor Henry VI, King Tancred of Sicily, and King Alfonso IX of León.
Biography from Wikipedia, CC BY-SA 4.0. Photo via Wikimedia Commons.
Authors like Pope Celestine III
Sources: book lists and dates from Wikidata and Open Library, ratings from Open Library readers. Last updated September 2026.