Ricardo Alonso González or Richard Gonzalez, who was generally known as Pancho Gonzales or, less often, as Pancho Gonzalez, was the World No. 1 tennis player for an unequalled 8 years in the 1950s and early 1960s. During that period, he played as a professional. Completely self-taught, he was also a successful amateur player in the late-1940s, twice winning the United States Championships. Wikipedia
Very much his own man, a loner and an acerbic competitor, Ricardo Alonso "Pancho" Gonzalez was probably as good as anyone who ever played the game, if not better. www.tennisfame.com/famer.aspx?pgID=867&hof_id=121
The definitive Wikipedia entry for Pancho Gonzales. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Pancho_Gonzales