Louis Charles Count of Eu Royalty
Louis Charles de Bourbon, Count of Eu (October 15, 1701 – July 13, 1775) was a grandson of Louis XIV of France and his maîtresse-en-titre Françoise-Athénaïs, marquise de Montespan. He was the last member of the legitimised house of Bourbon du Maine, a legitimised, cadet branch of the Capetian dynasty