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.
Olympic Tennis Centre (Rio de Janeiro) to win all four Grand Slam doubles titles in one year. This also marked the first ever event to be held at the Barra Olympic Park, which saw 75 Brazilian tennis players take part in a competition. Olympic Tennis Centre (Rio de Janeiro) The Olympic Tennis Centre () is a tennis venue located in the Barra Olympic Park in Barra da Tijuca in the West Zone of Rio de Janeiro, Brazil. The centre hosted tennis events of the 2016 Summer Olympics, and the wheelchair tennis events of the 2016 Summer Paralympics. The centre was built on the site of the