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.
1981 Grand Prix (tennis) Jimmy Connors (USA) 4. José Luis Clerc (Arg) 5. Guillermo Vilas (Arg) 6. Björn Borg (Sue) 7. Roscoe Tanner (USA) 8. Eliot Teltscher (USA) 9. Vitas Gerulaitis (USA) 10. Yannick Noah (Fra) The list of winners and number of singles titles won, alphabetically by last name: The following players won their first title in 1981: 1981 Grand Prix (tennis) The 1981 Volvo Grand Prix was the only men's professional tennis circuit held that year. It consisted of the four Grand Slam tournaments and the Grand Prix tournaments. The World Championship Tennis (WCT) Tour was incorporated into the Grand Prix circuit.