Updated: Jun 10, 2024
Pope Gregory XIII, born Ugo Boncompagni, was head of the Catholic Church and ruler of the Papal States from 13 May 1572 to his death in April 1585.
Get ready to flex your Gregory XIII muscles with this tricky quiz! Featuring 31 questions on a variety of Gregory XIII topics, this is not for the casual fan. Only true Gregory XIII buffs will be able to answer them all correctly. So what are you waiting for?