Steffi Graf Steffi Graf Stefanie Maria "Steffi" Graf (; born 14 June 1969) is a German former professional tennis player. She was ranked world No. 1 and won 22 Grand Slam singles titles. Her 22 singles titles put her second on the list of major wins in the female competition since the introduction of the Open Era in 1968 and is third all-time behind Margaret Court (24) and Serena Williams (23). In 1988, she became the only tennis player to achieve the Golden Slam by winning all four Grand Slam singles titles and the Olympic gold medal in the same calendar year.
Sport in Germany Becker. Becker became the youngest champion in the history of the men’s singles at Wimbledon, won six-time Grand Slam singles titles and an Olympic gold medal together with Michael Stich. Graf won 22 Grand Slam singles titles, second among male and female players. In 1988, she became the first and only tennis player (male or female) to achieve the Calendar Year Golden Slam by winning all four Grand Slam singles titles and the Olympic gold medal in the same calendar year. The German Open Hamburg was part of the Grand Prix Super Series from 1978 to 1989, and the ATP