Person
Alfonso III of Asturias
King of León, Galicia and Asturias
Alfonso III (c. 848 – December 910), called the Great, is the king of León, Galicia and Asturias from 866 until his death.
He is the son and successor of Ordoño I.
In later sources he is the earliest to be called "Emperor of Spain".
He is also titled "Prince of all Galicia" (Princeps totius Galletiae).