Duke Ludwig Friedrich Alexander of Württemberg was the second son of Frederick II Eugene, Duke of Württemberg (1732–1797) and Margravine Sophia Dorothea of Brandenburg-Schwedt (1736–1798). His elder brother was Frederick I, the first King of Württemberg, and his sister was the Russian Empress consort, Maria Feodorovna. Louis retained the pre-royal title of Duke.
- Occupation
- military personnel
- Citizenship
- Kingdom of Prussia, Russian Empire, Polish–Lithuanian Commonwealth
- Born
- August 30, 1756
- Died
- September 20, 1817