San Pedro Sula | Castile | San Pedro | Pedro Almodóvar | Alfonso X of Castile | Kingdom of Castile | Crown of Castile | San Pedro de Macorís | Pedro Infante | Isabella I of Castile | Pedro II of Brazil | Pedro Martínez | Castile (historical region) | Philip I of Castile | Pedro Vargas | Alfonso VIII of Castile | San Pedro, Los Angeles | Pedro Rosselló | Joanna of Castile | Eleanor of Castile | Castile-La Mancha | San Pedro Town | Colégio Pedro II | Alfonso XI of Castile | Pedro Rodríguez | Pedro Fernández de Castro | Pedro Damián | Pedro Álvares Cabral | Henry II of Castile | Ferdinand III of Castile |
His mother was one of the daughters of Sancho de Castilla y Lasso de Castilla, 9th Señor de Gor, province of Granada, señor de Alboloduy, province of Almeria, and Herrera de Valdecañas, province of Palencia, an illegitimate descent of King Pedro I of Castile, (assassinated by his bastard brother Enrique, afterwards King Enrique II of Castile in Montiel in March 1369).
Infantas was born in Córdoba in 1534, a descendant of Juan Fernández de Córdoba who had conveyed the two daughters, infantas (hence the surname), of Pedro I of Castile to safety after the Battle of Montiel in 1369.