Don Ildefonso Díez de Rivera y Muro (22 January 1777 in Granada, Spain – 26 January 1846 in Valencia, Spain) was a Spanish noble and politician who served as Minister of State in 1836 and as President of the Senate.

He married, the 15 April 1815, Pascuala Ortiz de Almodóvar, 3rd Countess of Almodóvar.

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