Édouard Louis Joseph, Baron Merckx (born 17 June 1945), known as Eddy Merckx, is a Belgian former professional road and track cyclist racer who is the most successful rider in the history of competitive cycling. His victories include an unequalled eleven Grand Tours (five Tours de France, five Giros d'Italia, and a Vuelta a España), all five Monuments, setting the hour record, three World Championships, every major one-day race other than Paris–Tours, and extensive victories on the track.