Trocadéro a fortified position on the bay of Cadiz in the south of Spain. Captured by France on August 31, 1823 by forces led by the duke d'Angoulême. The goal was to intervene against the liberal Spanish who were rebelling against the autocracy of Ferdinand VII.

Also a district, Place du Trocadéro, (16th Arrondissement) of Paris bordering the Seine.