Stefanie Maria Graf (born June 14, 1969, in Mannheim, Baden-Württemberg, West Germany) is a former World No. 1 ranked female tennis player from Germany. Billie Jean King is quoted as saying in 1999, “Steffi is definitely the greatest women’s tennis player of all time.” Martina …

There are four major tennis tournaments comments ‘ grand slam ‘ ..the Australian Open, French Open, Wimbledon and U.S. Open.  But from all the tournaments, Wimbledon is considered as the most prestigious event.
The world tennis player put all four tournaments of grand slam as a …