Martina Navratilova: Martina Navratilova. Actress: The Adventurers. Martina Navratilova is a Czechoslovak-born American former professional tennis player and coach.
When Navratilova was four, she was hitting a tennis ball off a concrete wall and started to play tennis regularly at age seven. In 1972, at the age of 15, Navratilova won the Czechoslovakia national tennis championship. In 1973, aged 16, she made her debut on the United States Lawn Tennis Association professional tour...
