Ernst Heinrich Hoppenberg (26 July 1878 in Bremen – 29 September 1937 in Kirn) was a German swimmer and water polo player who competed in the late 19th century and early 20th century in the 200 metre events. He participated in Swimming at the 1900 Summer Olympics in Paris and won two gold medals in the 200 metre backstroke and 200 m team race for Germany. He was also a member of the German water polo team but he did not participate in the only match for Germany in the 1900 tournament. He died in a traffic accident. See also List of members of the International Swimming Hall of Fame References External links 1878 births 1937 deaths Sportspeople from Bremen German male backstroke swimmers Olympic gold medalists for Germany Olympic swimmers of Germany Olympic water polo players of Germany Swimmers at the 1900 Summer Olympics Water polo players at the 1900 Summer Olympics Road incident deaths in Germany Medalists at the 1900 Summer Olympics Olympic gold medalists in swimming German male water polo players German male freestyle swimmers