Steffi Graf

Stefanie Maria "Steffi" Graf (born 14 June 1969) is a German retired professional women's tennis player. She was born in Mannheim, Baden-Württemberg. She was once ranked the best women's tennis player in the world. She is married to another retired tennis player Andre Agassi.
Steffi was the youngest player ranked in the WTA Tour ranking 124th. 
In her tennis career, she earned 4 Olympic medals, 22 Grand Slam titles and 107 other titles