Baron Edouard Louis Joseph Merckx ( born June 17 1945 , Meensel-Kiezegem , Vlaams Brabant , Belgium ) is a former Belgian professional cyclist . Edouard Louis Joseph , Baron Merckx ( born 17 June 1945 in Meensel-Kiezegem ) , better known as Eddy Merckx , is a Belgian former professional cyclist .