Mother: Jana Navratilova
Marriage: Julia Lemigova (December 15, 2014-present)
Her parents divorced when she was young. She was raised by her stepfather, Mirek Navratil, and took his last name. He was her first tennis coach.
She plays tennis left-handed.
She holds the record for most Open Era Wimbledon
championship wins with nine, including six consecutive.
She was one of the first openly gay sports figures.
Sports Illustrated named her one of the "Top Forty Athletes of All-Time."
1972 - Wins the Czech National Championship.
1975 - At the age of 18, Navratilova defects to the United States.
Wins her first singles title at Wimbledon defeating Chris Evert
The duo goes on to meet in 80 matches over the course of 16 years, and still maintain a close friendship.
1978, 1979, 1982, 1983, 1984, 1985, 1986 - Is named Player of the Year by the Women's Tennis Association.
1981 - Becomes a naturalized citizen of the United States.
Wins her first U.S. Open.
1985 - Releases her autobiography "Martina."
Returns to Czechoslovakia for the first time to compete, for the United States, in a tennis match in Prague.
June 1991 - Ex-girlfriend Judy Nelson files a court case in Texas after Navratilova refuses to honor what Nelson alleges is a "nonmarital cohabitation agreement" they both signed in 1986.
1992 - Breaks the tournament titles record with 158 titles, more than any other person.
1994 - Retires from playing singles having won 167 titles.
Is inducted in the International Tennis Hall of Fame.
2003 - Becomes the oldest player to compete in the Fed Cup.
Participates in the Summer Olympics
in Athens as the oldest tennis player.
2006 - In her final Grand Slam, Navratilova competes at the U.S. Open in the mixed-doubles championship match. After winning, she becomes the oldest player to win a Grand Slam title.
February 24, 2010 -
Is diagnosed with a non-invasive breast cancer
, ductal carcinoma in situ (DCIS)
March 15, 2010 - Undergoes a lumpectomy.
May 12, 2010 - Begins radiation treatment at L'Institut Curie in Paris.
June 5, 2010 -
Competes in the senior women's doubles at the French Open
March 27, 2012 - Is eliminated as a contestant on "Dancing with the Stars."
December 8, 2014 -
Announces she will be joining the coaching team of Agnieszka Radwanska in 2015.
April 24, 2015 -
Martina steps down as the part-time coach of Agnieszka Radwanska after underestimating the time necessary to "make this a proper and good situation for both Agnieszka and me."