He is one of the three riders to win all five 'Monuments of Cycling' (i.e., Milan–San Remo, Tour of Flanders, Paris–Roubaix, Liège–Bastogne–Liège, and the Giro di Lombardia), the other two being Rik Van Looy and Roger De Vlaeminck.He was also the first rider to win all three major classifications – the general, points, and mountains classifications – in one Grand Tour at the 1968 Giro d'Italia, and again at the 1969 Tour de France.Born in Meensel-Kiezegem, Brabant, Belgium, he grew up in Woluwe-Saint-Pierre where his parents ran a grocery store.
His final double also coincided with winning the men's road race at the UCI Road World Championships to make him the first rider to accomplish cycling's Triple Crown.
Merckx broke the hour record in October 1972, extending the record by almost 800 meters.
After the 1967 season, Merckx moved to Faema, and won the Giro d'Italia, his first of eleven Grand Tour victories – a record that still stands today.
Four times between 19, Merckx completed a Grand Tour double.
Since Merckx's retirement from the sport on , he has remained active in the cycling world.
He began his own bicycle chain, Eddy Merckx Cycles, in 1980 and its bicycles were used by several professional teams in the 1980s and 1990s.
Merckx won two more stages, both individual time trials, and won the Tour by over twelve minutes.
He finished the Tour with eight stage victories and won the mountains and combination classifications.
Merckx got his first bicycle at the age of three or four and competed in his first race in 1961.