Marcel Kittel is a German former racing cyclist, who rode professionally between 2011 and 2019 for the Team Giant–Alpecin, Quick-Step Floors and Team Katusha–Alpecin squads. As a junior, he specialised in time trials, winning a bronze medal in the World Championships for cyclists aged under 23. When he became a professional in 2011, he specialised in bunch sprints, winning 19 stages across the three Grand Tours, and taking 89 wins in his professional career. In the yellow jersey at the 2013 Tour de France after stage 1 — 1 stage, June 29 to June 29. Wiki link