Louis I de Bourbon was a French nobleman born in 1337, known for being the first Duke of Bourbon. He was a member of the powerful House of Bourbon, which played a significant role in French history. Louis I was a prominent military leader during the Hundred Years' War, fighting for the French crown against the English. In 1356, he was granted the title of Duke by King John II of France. Louis I de Bourbon's legacy continued through his descendants, who became influential figures in France, eventually leading to the rise of King Henry IV and the Bourbon dynasty that ruled France for centuries.