Liberius may refer to: * Liberius of Ravenna (d. 200), Bishop of Ravenna and saint * Pope Liberius (died 366), Bishop of Rome * Liberius (praetorian prefect) (c. 465 – c. 554), Roman government administrator * Oliver of Ancona or Liberius (died c. 1050), immigrant religious leader in Italy * Liberius, a character in ''Doctor Zhivago''

See also