Adolphe Hélière
Adolphe Hélière was a French cyclist that died during the 1910 Tour de France.
He died on a rest day during the 1910 Tour de France when he was reportedly stung by a jellyfish, although his cause of death is disputed.
While three men have died during the actual race, Hélière is often listed in the four total deaths. He was 19 years old when he died.
