Duke of Granada de Ega (Spanish: Duque de Granada de Ega) commonly known as Duke of Granada, is a hereditary title in the peerage of Spain accompanied by the dignity of Grandee and granted in 1729 by Philip V to Juan de Idiázquez y Eguía, who was captain general of the Royal Spanish Armies.

[2] The title makes reference to an area near the River Ega, in Navarre.

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