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,
Martina Navratilova women's doubles, and mixed doubles at the same event—the rare "Triple Crown"). Navratilova reached all four Grand Slam finals in 1987, winning two of them. Graf's consistent play throughout 1987, however, allowed her to obtain the world No. 1 ranking before the end of the year. Graf eventually broke Navratilova's records of 156 consecutive weeks and 331 total weeks as the world No. 1 singles player but fell 60 short of Navratilova's record of 167 singles titles. Including doubles, Navratilova won almost three times as many titles as Graf with a record doubles/mixed/singles combined total of 344 titles to Graf's