Lindsay Ann Davenport Leach is an American former professional tennis player. Davenport was ranked singles world No. 1 for a total of 98 weeks, and was the year-end singles world No. 1 four times. She also held the doubles world No. 1 ranking for 32 weeks.
Stefanie Maria Graf is a German former professional tennis player. Widely regarded as one of the greatest tennis players of all time, she was ranked world No. 1 in women's singles for a women's record 377 weeks, and won 22 major singles titles, the second-most in women's singles won since the start of the Open Era in 1968 and the third-most of all-time. In 1988, Graf became the first tennis player to achieve the Golden Slam by winning all four major singles titles and the Olympic gold medal in the same calendar year. Furthermore, she is the only tennis player, male or female, to have won each major singles tournament at least four times.
Ai Sugiyama is a Japanese former tennis player. She reached the world No. 1 ranking in women's doubles on the WTA Tour and had a career-high singles ranking of world No. 8, achieved on February 9, 2004. In her career, she won six singles and 38 doubles titles, including three Grand Slam titles, and one Grand Slam mixed doubles title. Sugiyama held the all-time record, for both male and female players, for her 62 consecutive Grand Slam main-draw appearances, until she was surpassed by Roger Federer at the 2015 Wimbledon Championships.
The 1999 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in New York in the United States. It was the 119th edition of the US Open and was held from August 30 through September 12, 1999.
The 1996 Chase Championships was a tennis tournament played on indoor carpet courts at Madison Square Garden in New York City, New York in the United States. It was the 25th edition of the year-end singles championships, the 21st edition of the year-end doubles championships, and was part of the 1996 WTA Tour. The tournament was held from November 18 through November 24, 1996. First-seeded Steffi Graf won the singles title after defeating Martina Hingis in the final, which was the last women's match played over five sets.
The 1998 Advanta Championships, also known as the U.S. Pro Indoor, was a men's tennis tournament played on indoor hard courts that was part of the Championship Series of the 1998 ATP Tour. It was the 31st and last edition of the tournament and was played at the CoreStates Center in Philadelphia, Pennsylvania in the United States from February 23 to March 2, 1998. First-seeded Pete Sampras won his second consecutive singles title at the event and his fourth in total.
The 1996 Advanta Championships of Philadelphia was a women's tennis tournament played on indoor carpet courts at the Philadelphia Civic Center in Philadelphia, Pennsylvania in the United States that was part of Tier II of the 1996 WTA Tour. It was the 14th edition of the tournament and was held from November 11 through November 17, 1996.
The 1997 Internationaux de Strasbourg was a women's tennis tournament played on outdoor clay courts in Strasbourg, France that was part of Tier III of the 1997 WTA Tour. It was the eleventh edition of the tournament and was held from May 19 through May 24, 1997. First-seeded Steffi Graf, who competed on a wildcard, won the singles title.
The 1998 Thalgo Australian Women's Hardcourts was a women's tennis tournament played on outdoor hard courts at the Hope Island Resort Tennis Centre in Hope Island, Queensland in Australia that was part of Tier III of the 1998 WTA Tour. It was the second edition of the tournament and was held from 4 January through 10 January 1998. Fourth-seeded Ai Sugiyama won the singles title and earned $27,000 first-prize money.
The 1998 Sparkassen Cup was a women's tennis tournament played on indoor carpet courts in Leipzig in Germany that was part of the Tier II category of the 1998 WTA Tour. It was the ninth edition of the tournament and was held from 2 November until 8 November 1998. Unseeded Steffi Graf won the singles title, her fifth at the event, and earned $79,000 first-prize money.
The 1989 United Jersey Bank Classic was a women's tennis tournament played on outdoor hard courts in Mahwah, New Jersey in the United States that was part of the Category 3 tier of the 1989 WTA Tour. It was the 12th and last edition of the tournament and was held from August 14 through August 20, 1989. First-seeded Steffi Graf won the singles title and earned $40,000 first-prize money.
The 1998 Pilot Pen International was a tennis tournament played on outdoor hard courts at the Cullman-Heyman Tennis Center in New Haven, Connecticut, in the United States that was part of the International Series Gold of the 1998 ATP Tour and of Tier II of the 1998 WTA Tour. The men's tournament was held from August 17 through August 23, 1998, while the women's tournament was held from August 24 through August 30, 1998. Karol Kučera and Steffi Graf won the singles titles.
The 1998 SEAT Open was a women's tennis tournament played on indoor carpet courts in Kockelscheuer, Luxembourg that was part of Tier III of the 1998 WTA Tour. It was the third edition of the tournament and was held from 26 October until 31 October 1998. Second-seeded Mary Pierce won the singles title and earned $27,000 first-prize money.
The 1988 Citizen Cup was a women's tennis tournament played on outdoor clay courts at the Am Rothenbaum in Hamburg, West Germany and was part of the Category 3 tier of the 1988 WTA Tour. The tournament ran from July 25 through July 31, 1988. First-seeded Steffi Graf won the singles title, her second consecutive at the event, and earned $40,000 first-prize money.
The 1988 Virginia Slims Championships was a women's tennis tournament played on indoor carpet courts at Madison Square Garden in New York City, New York in the United States. It was the 17th edition of the year-end singles championships, the 13th edition of the year-end doubles championships, and was part of the 1988 WTA Tour. The tournament ran from November 14 through November 20, 1988.
The 1999 Advanta Championships of Philadelphia singles was the tennis singles event of the seventeenth edition of the Advanta Championships of Philadelphia; a WTA Tier II tournament held in Philadelphia. Steffi Graf was the defending champion but retired after Wimbledon earlier in the year.
The 1999 Advanta Championships of Philadelphia doubles was the tennis doubles event of the seventeenth edition of the Advanta Championships of Philadelphia; a WTA Tier II tournament held in Philadelphia, Pennsylvania. Elena Likhovtseva and Ai Sugiyama were the defending champions, but Sugiyama did not compete this year. Likhovtseva competed with Amanda Coetzer, but were defeated in the quarterfinals by Lisa Raymond and Rennae Stubbs.
The 1987 Women's International Tennis Association (WITA) Championships, also known as the Bausch & Lomb / WITA Championships, was a women's tennis tournament played on outdoor clay courts at the Amelia Island Plantation on Amelia Island, Florida in the United States that was part of the 1987 WTA Tour. It was the eighth edition of the tournament and was held from April 13 through April 19, 1987. First-seeded Steffi Graf won the singles title and earned $40,000 first-prize money.
The 1987 Fila German Open was a women's tennis tournament played on outdoor clay courts at the Rot-Weiss Tennis Club in West Berlin, West Germany that was part of the Category 3 tier of the 1987 Virginia Slims World Championship Series. It was the 18th edition of the tournament and was held from 11 May through 17 May 1987. First-seeded Steffi Graf won the singles title, her second consecutive at the event, and earned $29,000 first-prize money.
The 1995 Advanta Championships of Philadelphia was a women's tennis tournament played on indoor carpet courts at the Philadelphia Civic Center in Philadelphia, Pennsylvania in the United States that was part of the Tier I category of the 1995 WTA Tour. It was the 13th edition of the tournament and was held from November 6 through November 12, 1995. First-seeded Steffi Graf won the singles title and earned $148,500 first-prize money.
Steffi Graf 
Elena Likhovtseva / 
Ai Sugiyama 
