What was the Spanish upper class called?

The Spanish upper class was called the nobleza (nobility).

Within the nobleza, there were various titles and ranks, with the highest being the Grandeza de España (Grandeza of Spain). This title was granted by the Spanish monarch and was considered the most prestigious in the Spanish social hierarchy.

Other important titles within the nobleza included:

* Duque (Duke)

* Marqués (Marquis)

* Conde (Count)

* Vizconde (Viscount)

* Barón (Baron)

These titles were often hereditary and conferred significant privileges and power.