Jean-Baptiste Étienne Auguste Charcot, better known in France as Commandant Charcot, (15 July 1867 in Neuilly-sur-Seine near Paris – 16 September 1936 at sea (30 miles north-west of Reykjavik, Iceland), was a French scientist, medical doctor and polar scientist. His father was the neurologist Jean-Martin Charcot (1825–1893). As a sportsman, he was French rugby XV champion in 1896 and also won a double silver medal in sailing at the 1900 Summer Olympics.
Source : Wikipedia