Diego Fernández de Córdoba y Arellano, I marqués de Comares, (1463 - Oran, now in Algeria, 1518), invested 1st marquis of Comares in 1512, was Governor of Oran and Mazalquivir, 1509–1512 and 1516–1518, and first Viceroy of Navarre, 1512-1515. He was the son of , born circa 1420, 4th Sieur of Chillon, province of Ciudad Real, 10th Sieur of Espejo, 5th Sieur of Lucena and Leonor de Arellano y Fernandez de Cordoba, (1446–1531). His maternal uncle was the famous army commander Gonzalo Fernández de Córdoba, (1453–1515).