Louis, Prince of La Roche-sur-Yon
Louis de Bourbon (1473 – 1520) styled as the "Prince of La Roche-sur-Yon" was born in 1473. He was the son of John II, Count of Vendôme and Isabel de Beauveau. He married his cousin, Louise de Bourbon, Duchess of Montpensier, eldest daughter of Gilbert of Bourbon, Count of Montpensier and Clara Gonzaga, on 21 March 1504, by whom he had three children. He died in 1520.