Were Menno Oosting and Liezel Huber both professional tennis players?
Liezel Huber Liezel Huber (née Horn; born 21 August 1976) is a South African-American retired tennis player who represents the United States internationally. Huber has won four Grand Slam titles in women's doubles with partner Cara Black, one with Lisa Raymond, and two mixed doubles titles with Bob Bryan. On 12 November 2007, she became the co-World No. 1 in doubles with Cara Black. On 19 April 2010, Huber became the sole No. 1 for the first time in her career.
Marcel Granollers Marcel Granollers Pujol (] , ] ; born 12 April 1986) is a tennis player from Spain who turned professional in 2003. He reached his career-high singles ranking of World No. 19 in July 2012, and his highest doubles ranking of World No. 4 in February 2013. Granollers has won 4 singles titles and 13 doubles titles, including the 2012 ATP World Tour Finals. His brother Gerard Granollers is also a tennis player.