Luis Fitz-James Stuart, 2nd Duke of Berwick, was a Spanish nobleman born in 1670. He was the son of James FitzJames, 1st Duke of Berwick, an illegitimate son of King James II of England. The Duke played a significant role in the military and political affairs of Spain during the late 17th and early 18th centuries. He served in various military campaigns and was known for his loyalty to the Spanish crown. The Duke died in 1734, leaving behind a legacy tied to both Spanish and British history through his family's connections to the House of Stuart.