Mark Knowles
Bahamian former tennis player and coach
Mark Knowles is a Bahamian former professional tennis player and coach. He is a former world No. 1 in doubles. He won three of the four Grand Slam tournaments in men's doubles, partnering with Daniel Nestor, as well as Wimbledon in mixed doubles. Wikipedia
Born: 1971 (age 52 years), Nassau, The Bahamas
Spouse: Dawn Davidson (m. 2003)
Height: 6′ 3″
Children: Graham
College: UCLA
Prize money: US$ 7,049,710
Tour Finals: W (2007)