'abd Al-rahman Iii

Byname  Al-Nasir li-Din Allah (Arabic: “Victor for the Religion of Allah”) , in full  'Abd al-Rahman ibn Muhammad ibn 'Abd Allah ibn Muhammad ibn 'Abd al-Rahman ibn al-Hakam al-Rabdi ibn Hisham ibn 'Abd al-Rahman al-Dakhil  first caliph and greatest ruler of the Umayyad Arab Muslim dynasty of Spain. He reigned as hereditary emir (“prince”) of Córdoba from October 912 and took the title of caliph in 929.