Martina Navratilova her U.S. citizenship nor does she plan to do so, and that reclaiming Czech nationality was not politically motivated. Navratilova was born Martina Šubertová in Prague, Czechoslovakia. Her parents divorced when she was three, and her mother, an accomplished gymnast, tennis player, and ski instructor, moved the family to Řevnice. In 1962, her mother Jana married Miroslav Navrátil, who became her first tennis coach. Martina then took the name of her stepfather (adding the feminine suffix "ová"), thus becoming Martina Navrátilová (). Her father, Mirek (officially Miroslav Subert), was a ski instructor and remarried and divorced. When she was eight,
1979 Porsche Tennis Grand Prix Tracy Austin defeated Martina Navratilova 6–2, 6–0 Billie Jean King / Martina Navratilova defeated Wendy Turnbull / Betty Stöve 6–3, 6–3 1979 Porsche Tennis Grand Prix The 1979 Porsche Tennis Grand Prix was a women's singles tennis tournament played on indoor carpet courts at the Tennis Sporthalle Filderstadt in Filderstadt in West Germany. The event was part of the AAA category of the 1979 Colgate Series. It was the second edition of the tournament and was held from 5 November through 11 November 1979. Third-seeded Tracy Austin won the singles event, successfully defending her 1978 title, after defeating world No.