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.
Tennis in Germany and 1984 (women). Singles ATP and WTA performances since 1973. The lists include only players who have reached at least a singles Grand Slam, ATP/WTA Finals or Olympic semifinal and refer to the Open Era. The lists include only players who have reached at least a doubles Grand Slam, ATP/WTA Finals or Olympic final and refer to the Open Era. Tennis in Germany Tennis is one of the most popular sports in Germany with more than five million active players. The German Tennis Federation is the largest tennis federation in the world with ca. 1.4 million members. Statistics based on