Cyrille Van Hauwaert was a Belgian professional road bicycle racer, known for winning classics as Bordeaux–Paris, Milan–San Remo and Paris–Roubaix. He was the first Belgian cyclist to win a stage in the Tour de France in 1909, also leading the general classification for one day. In the yellow jersey at the 1909 Tour de France after stage 1 — 1 stage, July 5 to July 6. Wiki link