Alfonso Téllez de Meneses, known as el Viejo, was a nobleman of Castile and a participant in the key Reconquista battle of Las Navas de Tolosa. He was the second Lord of Meneses, Lord of Cea, Grajal,
Monastery of Santa María de Palazuelos (Corcos del Valle, Province of Valladolid), founded by Alfonso Téllez de Meneses, who, according to tradition, was laid to rest here. Some of his descendants are buried here, including Mayor Alfonso de Meneses, mother of Queen María de Molina.
Dulce of León was briefly suo jure Queen of León, reigning alongside her older sister, Sancha. The second daughter of Alfonso IX of León and youngest child by his first wife, Teresa of Portugal, Dulce
Queen of León with her two daughters, Sancha and Dulce.