Stefan Schumacher is a German former professional road racing cyclist. Schumacher won the bronze medal in the road race at the 2007 UCI Road World Championships, two stages in the 2006 Giro d'Italia and two stages in the 2008 Tour de France. After positive results on doping products in the 2008 Tour de France and the 2008 Summer Olympics, he received a suspension for two years, later reduced by some months. After his suspension, he came back as a professional cyclist before retiring in 2017.

Gerolsteiner was a German road bicycle racing team in the UCI ProTour. It was sponsored by the mineral water company Gerolsteiner Brunnen and Specialized.