Hein Verbruggen was a prominent Dutch sports administrator, best known for his role as the chairman of the UCI (Union Cycliste Internationale) from 1991 to 2005. During his tenure, he played a significant role in promoting professional cycling and was involved in the organization of major events, including the Tour de France. Verbruggen was also influential in the development of cycling's governance and policies, advocating for anti-doping measures and the sport's global expansion. His leadership helped shape modern cycling, although his legacy has been mixed due to controversies surrounding doping in the sport.