Bob Hewitt and Peng Shuai, are professional ?
Bob Hewitt Robert Anthony John Hewitt (born 12 January 1940) is a former professional tennis player from Australia. In 1967, after marrying a South African, he became a South African citizen. He has won 15 major titles and a career Grand Slam in both men's and mixed doubles.
Peng Cheng-min Peng Cheng-min, (; born 6 August 1978 in Kaoshiung, Taiwan), is a Taiwanese baseball player who currently plays first base for the Chinatrust Brothers of the Chinese Professional Baseball League. During the 2001–02 seasons he was designated hitter for the team. Starting in 2003, he began his four-season tenure in right field. However, in the middle of the 2006 season Brother Elephants released then first baseman Tsai Feng-an (蔡豐安) and Peng switched to play first base.