Duke of Bailén
| Dukedom of Bailén | |
|---|---|
| Creation date | 12 June 1833 |
| Created by | Ferdinand VII |
| Peerage | Peerage of Spain |
| First holder | Francisco Javier Castaños y Aragorri, 1st Duke of Bailén |
| Present holder | Francisco Javier Cavero de Carondelet y Christou, 7th Duke of Bailén |
Duke of Bailén (Spanish: Duque de Bailén) is a hereditary title in the peerage of Spain accompanied by the dignity of Grandee and granted in 1833 by Ferdinand VII to Francisco Javier Castaños for his military achievements during the Peninsular War as Captain general of the Royal Spanish Armies, becoming the first man to destroy a Napoleonic army in an open field battle.
It is a victory title, and was bestowed on General Castaños following his successful command at the Battle of Bailén in July 1808.