Ermengol IV Count of Urgell (d. 1092) Parents Ermengol III, Count of Urgell Adelaida de Besalú Children Ermengol V, Count of Urgell William III of Forcalquier Siblings Isabella of Urgell Sança d'Urgell Ramon de Urgel Berenger de Urgel Guillermo de Urgel Partners Lucia de Pallars Sobirà Adelaide of Forcalquier