Simplify the following text for a Grade 11 native English-speaking person.
Original: On 30 December 1991 , Rodrigo was raised into the Spanish nobility by King Juan Carlos I with the hereditary title of MarquÃ s de los Jardines de Aranjuez ( English : Marquess of the Gardens of Aranjuez ) .
Simplified: In 1991 , Rodrigo was raised to the nobility by King Juan Carlos ; he was given the title MarquÃ s de los Jardines de Aranjuez ( Marquis of the Gardens of Aranjuez ) .