Louis Alphonse of Bourbon Duke of Anjou (French: Louis Alphonse Gonzalve Victor Emmanuel Marc de Bourbon; born on 25 April 1974 Madrid) born Alfonso Jaime Marcelino Manuel Víctor María de Borbón y Martínez-Bordiú is a member of the Royal House of Bourbon and one of the current pretenders to the defunct French throne as Louis XX.