Rodrigo Gutiérrez Girón was a magnate and ricohombre from Palencia who played a key role in the Medieval history of the Iberian Peninsula. He was the first one of his lineage to add Girón to his patronymic. Owner of vast holdings and estates, Rodrigo and his relatives formed one of the most powerful clans in Tierra de Campos since the time of the Banu Gómez.

Rodrigo Muñoz de Guzmán or Rodrigo Núñez de Guzmán, considered the common ancestor of the noble house of Guzmán, was a Castilian magnate and tenente of Roa and of the village of Guzmán in Burgos, from which this lineage took its name.