Nicole Vaidisova won the Japan Open after France's Tatiana Golovin was forced to retire with a leg injury
15-year-old Nicole Vaidisova beat Meghann Shaughnessy, while Virginie Razzano outclassed Anca Barna at the Tashkent Open.
The 15-year-old Czech player won her second WTA Tour title when she beat Virginie Razzano 5-7, 6-3, 6-2 in the final.
Amelie Mauresmo's Wimbledon reign ended in a bizarre fourth round encounter when she was upset by the Czech teenager.
The Czech teenager beat top seed and world number one Amelie Mauresmo 1-6, 7-5, 7-6 in the Kremlin Cup quarter-finals.
Amelie Mauresmo ended Nicole Vaidisova's 18-match unbeaten streak to reach the final of the Advanta Championships.
Justine Henin will face Frenchwoman Tatiana Golovin in the final of the Zurich Open.
Top seed Nicole Vaidisova was dumped out of the Family Circle Cup on Tuesday in a second-round loss to Michaella Krajicek.
Ana Ivanovic will take on Venus Williams in the semi-finals.
"She played some incredible points on match point, she reminded me a bit of myself," said Williams after the match.
The Czech announced her arrival on the world stage when she upset world number one Amelie Mauresmo at the French Open.
Nicole Vaidisova became the first woman to be fined at this year's Australian Open on Friday, joining 18 men penalised for bad behaviour at the season's first Grand Slam. The Czech received a $2,000 penalty from the International Tennis Federation for failing to appear at a news conference after her 6-2, 6-1 first round loss to Severine Bremond of France.
The 24-year-old became the first Chinese player to reach a Grand Slam singles quarter-final, toppling Czech number 10 seed Nicole Vaidisova.
The defending champion will play eighth seed Marion Bartoli of France.
Second seed Svetlana Kuznetsova beat Czech teenager Nicole Vaidisova 4-6 6-3 6-4 to move into the Pacific Life Open semi-finals on Thursday.
The Belgian fifth seed thrashed Svetlana Kuznetsova 6-3, 6-1 in the semi-finals of the Sydney International.\n
Neha Uberoi upset top seed Nicole Vaidisova of Czechoslovakia 6-2, 6-4 in the finals of the Luxilon Cup Junior Tennis Tournament in Miami.
American teenager Coco Gauff stunned top seed Kiki Bertens to advance to her maiden WTA semi-final with a 7-6(1), 6-4 victory at the Linz Open in Austria on Friday, then went back to her hotel to do her schoolwork.
Victoria Azarenka defeated Spain's Silvia Soler-Espinosa 6-1, 6-3 to set up a second round meeting with Jelena Jankovic.
American teenage sensation Coco Gauff progressed to her maiden WTA final as she eased past Germany's Andrea Petkovic 6-4, 6-4 at the Linz Open on Saturday. The 15-year-old Gauff became the youngest player to reach a WTA final since Czech Republic's Nicole Vaidisova won the Tashkent Open in 2004, also aged 15.
Slovakia's Dominika Cibulkova shocked fifth-seeded Russian Elena Dementieva 6-4, 6-2 to reach the Montreal Cup third round on Tuesday. Dementieva was joined at the exit door by eighth-seeded compatriot Vera Zvonareva, who was upset 6-3, 1-6, 7-6 by Frenchwoman Virginie Razzano.
World number two Dinara Safina battled into the fourth round of the WTA event in Indian Wells on Sunday, beating Peng Shuai of China 7-5, 6-4. Fourth seed Vera Zvonareva of Russia booked her place in the last 16 with a routine 6-3, 6-1 win over Czech Petra Kvitova.
During an unpredictable tournament riddled with shocks the one constant has been the ruthless efficiency of Venus and Serena Williams.
Justine Henin began the defence of her Eastbourne International title in fine style on Wednesday, beating Poland's Agnieszka Radwanska 6-4, 6-1 and looking every inch a grasscourt player.
The skipper and wicket-keeper star in Reebok's new global campaign.
Two time Miami Open winner Victoria Azarenka crushed Serbia's Jelena Jankovic.
World number one Justine Henin brushed aside Czech teenager Nicole Vaidisova to reach the semi-finals of the Eastbourne International.
World number one Justine Henin set up a dream final against second-ranked Svetlana Kuznetsova after beating Ana Ivanovic at the Sydney International on Thursday.
China's Li Na continued her giant-killing run at the Australian Hardcourt Championships, beating fourth seed Patty Schnyder to reach the final.
The Frenchwoman, making her way back from a shoulder injury, was upset by Patty Schnyder at the Australian Hardcourt Championships.
Former world number one Amelie Mauresmo suffered a blow to her confidence before the Australian Open when she was beaten by Patty Schnyder in the quarter-finals of the Australian Hardcourt Championships on Thursday.
Also making it to the last eight were Svetlana Kuznetsova and Czech teenager Nicole Vaidisova.
Patty Schnyder defeated third seed Marion Bartoli of France while Daniela Hantuchova edged past Czech Nicole Vaidisova.
Serena Williams stayed on course for a fourth Sony Ericsson Open title with a ruthless 6-1 6-4 win over Czech Nicole Vaidisova in the quarter-finals on Wednesday.
Unseeded Safarova will take on Russian Nadia Petrova, who beat holder Amelie Mauresmo of France in the other semi-final.
She will play unseeded American Serena Williams in the Australian Open final.
China's Yuan Meng beat Indian 16th seed Sania Mirza 6-4, 6-3 in the second round of the WTA tournament in Los Angeles.
Jelena Jankovic beat Czech Nicole Vaidisova while Ana Ivanovic upset 2006 runner-up Svetlana Kuznetsova.