Defending champion Venus Williams defeated her sister Serena Williams in the final, 6–2, 6–4 to win the women's singles tennis title at the 2001 US Open. It was her fourth major singles title, and she did not lose a set during the tournament. The championship match was the first of nine major finals contested by the sisters, and the first US Open women's singles final to take place during American television prime time.
Defending champion Venus Williams defeated Justine Henin in the final, 6–1, 3–6, 6–0 to win the ladies' singles tennis title at the 2001 Wimbledon Championships. It was her second Wimbledon singles title and third major singles title overall.
The 2003 WTA Tour was the elite professional tennis circuit organized by the Women's Tennis Association (WTA) for the 2003 tennis season. The 2003 WTA Tour included the four Grand Slam tournaments, the WTA Tour Championships and the WTA Tier I, Tier II, Tier III, Tier IV and Tier V events. ITF tournaments were not part of the 2003 WTA Tour, although they award points for the WTA World Ranking.
The 2004 J&S Cup was a Tier II tennis event on the 2004 WTA Tour that run from April 26 - May 2, 2004. It was held in Warsaw, Poland, and was the 9th year that the event was staged. The 2003 J&S Cup finalist Venus Williams won her first Warsaw title and second overall of the year.
The 2001 Thalgo Australian Women's Hardcourts singles was a tennis competition within the 2001 Thalgo Australian Women's Hardcourts, a tennis tournament played on outdoor hard courts at the Hope Island Resort Tennis Centre in Hope Island, Queensland in Australia and was part of Tier III of the 2001 WTA Tour. The tournament ran from 31 December 2000 through 6 January 2001.
The 1999 Sydney International was a tennis tournament played on outdoor hard courts at the NSW Tennis Centre in Sydney in Australia that was part of the International Series of the 1999 ATP Tour and of Tier II of the 1999 WTA Tour. The tournament was held from 11 through 16 January 1999.
The 1999 Sydney International women's singles was the singles event of the fourteenth edition of the ASB Classic; a WTA Tier II tournament and the second most prestigious women's tennis tournament held in Australia. Arantxa Sánchez Vicario was the defending champion but lost in the quarterfinals to Barbara Schett.
The 1999 Nokia Cup was an indoor women's tennis tournament played on indoor carpet courts in Prostějov, Czech Republic. The tournament was one of the WTA Tier IV tournaments in the 1999 WTA Tour. It was the inaugural and only edition of the tournament and was held from 8 February until 14 February 1999. Fourth-seeded Henrieta Nagyová won the singles title.
The 1999 Family Circle Cup singles was the singles event of the twenty-seventh edition of the tennis tournament played at Hilton Head, United States. It is the third WTA Tier I tournament of the year, and part of the US Spring tennis season. Amanda Coetzer was the defending champion but lost in the third round to Henrieta Nagyová.
The 1999 Swisscom Challenge was a women's tennis tournament played on indoor hard courts at the Schluefweg in Zurich, Switzerland that was part of Tier I of the 1999 WTA Tour. It was the 16th edition of the tournament and was held from 11 October until 17 October 1999. Second-seeded Venus Williams won the singles title.
The 1999 WTA Madrid Open, also known by its sponsored name Open Páginas Amarillas, was a women's tennis tournament played on outdoor clay courts in Madrid, Spain that was part of Tier III of the 1999 WTA Tour. The tournament was held from 17 May through 23 May 1999. First-seeded Lindsay Davenport won the singles title.
The 2005 Bausch & Lomb Championships was a tennis tournament played on outdoor clay courts. It was the 26th edition of the Amelia Island Championships, and was part of the WTA Tier II series of the 2005 WTA Tour. It took place at the Amelia Island Plantation in Amelia Island, Florida, from April 4 through April 10, 2005.
The 2001 Swisscom Challenge was a women's tennis tournament played on indoor carpet courts. It was the 18th edition of the event and was part of the Tier I Series of the 2001 WTA Tour. It took place at the Schluefweg in Zürich, Switzerland, from 14 through 21 October 2001. Lindsay Davenport won the singles title.
The 2000 Swisscom Challenge was a women's tennis tournament played on indoor carpet courts. It was the 17th edition of the event and was part of the Tier I Series of the 2000 WTA Tour. It took place at the Schluefweg in Zürich, Switzerland, from 8 through 15 October 2000. Martina Hingis won the singles title.
The 2005 Generali Ladies Linz is the 2005 Tier II WTA Tour tournament of the annually-held Generali Ladies Linz tennis tournament. It was the 20th edition of the tournament and was held from October 22–30, 2005 at the TipsArena Linz. Nadia Petrova won the singles title.
The 2004 Generali Ladies Linz is the 2004 Tier II WTA Tour tournament of the annually-held Generali Ladies Linz tennis tournament. It was the 18th edition of the tournament and was held from October 23–30, 2004 at the TipsArena Linz. Amélie Mauresmo won the singles title.
The 2003 Generali Ladies Linz is the 2003 Tier II WTA Tour tournament of the annually-held Generali Ladies Linz tennis tournament. It was the 17th edition of the tournament and was held from October 23–30, 2003 at the TipsArena Linz. Ai Sugiyama won the singles title.
The 2002 Generali Ladies Linz is the 2002 Tier II WTA Tour tournament of the annually-held Generali Ladies Linz women's tennis tournament. It was the 16th edition of the tournament and was held from 21 October until 27 October 2002 at the Design Center Linz. Fourth-seeded Justine Henin won the singles title.
The 2001 Generali Ladies Linz is the 2001 Tier II WTA Tour tournament of the annually-held Generali Ladies Linz tennis tournament. It was the 15th edition of the tournament and was held from October 22–28, 2001 at the Design Center Linz. First-seeded Lindsay Davenport won the singles title.
Mary Pierce was the defending champion, but she did not compete this year due to injury.
Lindsay Davenport 
Amélie Mauresmo / 
