Pope Adrian II

Pope Adrian II (Latin: Hadrianus II; also Hadrian II; 792 – 14 December 872) was the bishop of Rome and leader of the Papal States from 867 to his death on 14 December 872. He continued the policy of his predecessor, Nicholas I. Despite seeking good relations with Louis II of Italy, he was placed under surveillance, and his wife and daughters were killed by Louis' supporters.

Source: Wikipedia — https://en.wikipedia.org/wiki/Pope_Adrian_II