Ernest Louis Charles Albert William (German: Ernst Ludwig Karl Albrecht Wilhelm; November 25, 1868 – October 9, 1937) is the last Grand Duke of Hesse and by Rhine, reigning from 1892 until 1918.
Ernest Louis, a grandson of Queen Victoria, becomes Grand Duke of Hesse and the Rhine on the death of his father, Grand Duke Louis IV, on March 13, 1892.