Eugenius(Pope from 1431 to 1447. His success at the Council of Ferrara-Florence enabled him to defy the Basel assembly, thus ending the rump council and restoring papal sovereignty to the church)
Eugenius(Pope from 1145 to 1153. Away from Rome under its hostile new Senate during much of his reign, Eugenius held many councils. He concluded the Treaty of Constance - in 1153 - with the Holy Roman emperor Frederick I Barbarossa, fixing conditions for his imperial coronation)
