The Lioness of Castille is a 1951 Spanish historical drama film directed by Juan de Orduña and starring Amparo Rivelles, Virgílio Teixeira and Alfredo Mayo.
De Orduña had directed a number of the most expensive Spanish costume films of the era for the leading studio CIFESA. The film portrays the sixteenth century noblewoman María Pacheco, in a fictitious story that has her battling foreign agents during the reign of Charles V.