Juan Alfonso de Castilla Lord of Badajoz and Jerez de la Frontera (1341–1359) Parents Eleanor de Guzmán Alfonso XI of Castile and Leon Children Siblings Peter of Castile Fadrique Alfonso, Lord of Haro Fernando Alfonso de Castilla Henry II of Castile Sancho Alfonso de Castilla Sancho Alfonso, 1st Count of Alburquerque Pedro de Aguilar Tello de Castilla, Lord of Aguilar de Campoo Pedro Alfonso de Castilla Juana Alfonso de Castilla Partners Isabella de Lara