John, marquess of Randazzo

Duke of Athens, regent of the kingdom of Sicily (1317–1348)

Parents

• Frederick III of Sicily
• Eleanor of Anjou, Queen of Sicily

Children

• Frederick I, Duke of Athens and Neopatria
• Eleonora d'Aragona

Siblings

• Sanciolo d'Aragona
• Roland of Sicily
• Manfred of Athens
• Alfonso Fadrique d'Aragona, Count of Malta
• Peter II of Sicily
• Elisabeth of Sicily, Duchess of Bavaria
• Margaret of Sicily
• William II of Athens
• Constance of Sicily, Queen of Cyprus
• Isabel de Aragón