From the Wikipedia page [1] - there is slightly more information on the other language pages.
Louis de Bourbon, Count of Montpensier (1483 – August 14, 1501, Naples) was the son of Gilbert, Count of Montpensier and Claire Gonzaga. He was Count of Montpensier and Clermont-en-Auvergne and Dauphin d'Auvergne from 1496 to his death.
He died unmarried and was succeeded by his brother Charles III, Duke of Bourbon.