Ordono IV of Leon
King of Leon (958 - 962)
Nicknamed 'el Malo'
Born (926) - Died (962) at Cordoba
He was deposed by Sancho I of Leon

Father - Alfonso IV of Leon (link)
Mother - Oneca Sanchez of Navarre (link)

Ordono IV married (before Nov 18, 958) to Urraca Fernandez of Castile (link)