Are Danie Visser and Bob Bryan both professional tennis players?
Bob Bryan Robert Charles Bryan (born April 29, 1978) is an American male professional tennis player. He has won twenty-three Grand Slam titles: 16 in men's doubles and 7 in mixed doubles. He turned professional in 1998. With his twin brother Mike, he has been world No. 1 doubles player for much of the last several years, first achieving the top ranking in September 2003. The brothers were named ATP Team of the Decade for 2000–2009. The brothers became the second men's doubles team to complete the career golden slam at the 2012 Summer Olympics.
100 Greatest of All Time 100 Greatest of All Time was a television series of five one-hour episodes, produced and first aired by Tennis Channel in March 2012. It presented a list of the "100 greatest tennis players of all time", both men and women. The series was hosted by Jack Nicklaus, Jerry Rice, Wayne Gretzky, Lisa Leslie and Carl Lewis. Many retired tennis luminaries provided commentary, including Rod Laver, Billie Jean King, Chris Evert, Björn Borg, John McEnroe, Martina Navratilova, Pete Sampras, and Andre Agassi.