Pedro de Aguilar (1330–1338) Parents Eleanor de Guzmán Alfonso XI of Castile and Leon Children Siblings Juan Alfonso de Castilla Juana Alfonso de Castilla Pedro Alfonso de Castilla Tello de Castilla, Lord of Aguilar de Campoo 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