Are John Austin and Daniela Hantuchová both retired tennis players ?
John Austin (tennis) John Austin (born July 31, 1957) is an American former professional tennis player born in Long Beach, California. He won the Wimbledon mixed doubles championship with his sister, Tracy Austin, in 1980, becoming the first brother and sister team to win a Grand Slam title together.
João Souza João Olavo Soares de Souza (born 27 May 1988) is a Brazilian professional tennis player. Souza competes mainly on the ATP Challenger Tour, both in singles and doubles. He reached his highest ATP singles ranking, No. 69, on April 6, 2015, and his highest ATP doubles ranking, No. 70, on January 7, 2013. Souza is coached by former Brazilian player Ricardo Acioly. João Souza is also known as "Feijão" (Portuguese for Bean).