Hippolyte Aucouturier was a French professional road bicycle racer. Aucouturier, a professional between 1900 and 1908, won two stages at the first Tour de France in 1903 and won three stages and finished second in the 1905 Tour de France. He also won Paris–Roubaix twice, in 1903 and 1904. His elder brother Francois was also a racing cyclist. In the yellow jersey at the 1905 Tour de France after stage 4 — 1 stage, July 16 to July 17, taking it from Louis Trousselier. Wiki link