Top seed Jelena Jankovic's US Open chances continued to dim with a listless 7-6, 6-3 loss to 75th-ranked Czech Iveta Benesova in her opening match at the Montreal Cup on Tuesday.
Jelena Jankovic came from 2-4 down in the second set to book her place in the semi-finals of the Indian Wells WTA tournament with a 6-4, 6-4 victory over Russian Alisa Kleybanova on Thursday.
World number three Jelena Jankovic, eliminated in the second round for the second tournament in a row, said she had lost her confidence after a poor start to the season.
They defeated Jonas Bjorkman of Sweden and Australia's Alicia Molik in the mixed doubles final at Wimbledon.
One of Serbia's three rising starts, along with Novak Djokovic and Ana Ivanovic, Jelena Jankovic has it in her to win a Grand Slam
Although they registered contrasting wins, Serbian tennis stars Novak Djokovic and Jelena Jankovic marked a good day for Serbs at the BNP Paribas Open in Indian Wells on Tuesday.
Lindsay Davenport reached the semi-finals with an impressive 6-4, 2-6, 6-2 win over Jelena Jankovic.
Justine Henin beat third seed Jelena Jankovic 7-6, 7-5 to capture her second Toronto Cup.
Wimbledon champion Venus Williams was pushed to the limit before beating third seed Jelena Jankovic of Serbia 4-6 6-1 7-6 on Wednesday to reach the US Open semi-finals.
The rising Serbian star beat Martina Hingis 7-6, 6-2 to reach the semi-final of the WTA Dubai Open.
Left-hander Safarova, the World No 17, broke Jankovic's opening serve before winning 6-1, 6-1 in front of a 14,000 capacity crowd at Prague's O2 Arena. She had won only one of their previous six encounters.
A resurgent Serena Williams overcame a strong challenge from fellow-American Meghann Shaughnessy, winning 6-7, 6-1, 6-4.
Spain's Rafael Nadal and Jelena Jankovic of Serbia have been confirmed as the top seeds for this year's Australian Open, which begins on Monday.
After a season plagued with injuries and a health scare Jelena Jankovic, perhaps more than anyone, needed the tonic of a few days soaking up the Mallorcan sunshine last week.
Russian Maria Sharapova and Serbia's Jelena Jankovic waited for a deadly storm to pass before thundering into the Toronto Cup quarter-finals on Thursday. World number two Serena Williams avoided all the nasty weather, racing into the quarter-finals with a 6-1, 6-4 demolition of Ukrainian Alona Bondarenko before the storms hit.
Italian Flavia Pennetta caused an upset by beating third seed Jelena Jankovic 2-6, 6-4, 6-4 in the Stuttgart Grand Prix quarter-finals on Friday.
World number four Jelena Jankovic fought back from a set down to beat Italy's Roberta Vinci 3-6, 6-3, 7-6 in the quarter-finals of the Andalucia Tennis Championships on Friday. The Serbian second seed, by far the highest-ranked player left in the tournament after Wednesday's shock exit of world number one Serena Williams, found it tough going against the 67th-ranked Vinci on the clay in Marbella.
Russia's Maria Sharapova beat Serbia's Jelena Jankovic 4-6, 7-6, 6-3 to win the Cincinnati Open on Sunday and install herself as one of the favourites for the US Open.
Second seed Jelena Jankovic came through another bruising battle at the U.S. Open on Friday, edging past Zheng Jie 7-5 7-5 to reach the fourth round. The Serbian, chasing her first grand slam title, scrambled into the last 16 after two hours nine minutes and will meet 14th seed Victoria Azarenka of Belarus or Caroline Wozniacki, the Danish 21st seed.
Former champion Jelena Jankovic became the first seed to tumble out of the Indian Wells WTA tournament, losing 6-4, 6-3 to American wild card Jamie Hampton in the second round on Friday.
Jelena Jankovic avenged last year's defeat and knocked champion Serena Williams out of the Australian Open quarter-finals.
Third seed Jelena Jankovic continued her good form on clay when she swept aside former French Open finalist Elena Dementieva 6-2 6-1 to reach the semi-finals of the Italian Open on Friday.
For Jelena Jankovic, the need to adapt quickly to grass and the short run-in to the surface's biggest tournament means Wimbledon is the toughest grand slam of them all to win.
Top seed Jelena Jankovic was knocked out of the Australian Open fourth round by an aggressive Marion Bartoli on Sunday. The Frenchwoman capitalised on the Serbian's poor service game and blasted winners at every opportunity before she ended the world number one's misery 6-1, 6-4 in just 82 minutes.
Defending champion Jelena Jankovic ousted fellow Serb Aleksandra Krunic to reach the Hong Kong Open third round on a rain-hit Wednesday with the other singles matches suspended. Jankovic, the seventh seed, took less than 90 minutes to seal a 6-4 6-3 win over Krunic, who made six double faults and was broken twice in the opening set. "She (Krunic) is a player who is very talented and I've known her a long time," Jankovic told reporters. "I used to be her mentor and now I play against her. It's amazing to see her grow up and come to this stage.
Unheralded Igor Kunitsyn upset former world number one Marat Safin 7-6, 6-7, 6-3 in an all-Russian Kremlin Cup final to clinch his maiden title.
The Serbian has found little time to study now that she has reached number three in the world and has her sights set on Wimbledon.
quick dash home to Serbia could not stop Jelena Jankovic from setting up a tantalising French Open semi-final showdown with compatriot Ana Ivanovic on Tuesday. The third seed, who has endured a rash of aches and pains over the past week, flew back to Serbia after her fourth-round match to have treatment on a sore right arm. On her return, she wasted little time in defeating Spanish qualifier Carla Suarez Navarro 6-3, 6-2.
Serena Williams retained her Sony Ericsson Open title with a 6-1, 5-7, 6-3 win over fourth seed Jelena Jankovic in windy conditions on Saturday. The eighth-seeded American, who is now tied with Germany's Steffi Graf for the record of five Miami titles, triumphed on her eighth match point with an overhead smash.
A battered and bruised Jelena Jankovic is taking time off tennis to heal after injury scuppered her Australian Open hopes in the semi-finals on Thursday.
Jelena Jankovic suffered a fitness scare ahead of this month's Australian Open when the Serbian picked up a thigh injury at the Hopman Cup mixed team event on Wednesday.
Jankovic will face Vera Zvonareva in Saturday's final after the Russian overcame American Jill Craybas.
Serbia's Jelena Jankovic thrashed Lourdes Dominguez Lino of Spain 6-0 6-1 in the first round of the China Open on Monday, her first outing since her U.S. Open heroics two weeks ago.
Jelena Jankovic eased into the last four at the BNP Paribas Open on Thursday when Ukrainian qualifier Lesia Tsurenko retired from their quarter-final with an ankle injury while trailing 6-1, 4-1.
French Open champion Li Na retired injured from her first-round match against Bulgarian Tsvetana Pironkova at the Paris Open on Tuesday.
Fifth seed Caroline Wozniacki ousted defending champion Jelena Jankovic 6-3, 6-4 in the semi-finals of the Hong Kong Open on Saturday.
World number one Jelena Jankovic will face defending champion Elena Dementieva in the Kremlin Cup semi-finals. Both players had to fight hard to overcome their unseeded opponents Friday. Dementieva eliminated fellow-Russian Nadia Petrova 6-4, 4-6, 7-6 while Jankovic beat Italian Flavia Pennetta 7-6, 6-3.
Unseeded Venus Williams marched into the Family Circle Cup semi-finals by beating Spain's Anabel Medina Garrigues 6-4 7-5 on Friday.
Serbian Jankovic was serving for the title at 5-4 in the second set but World No 3 Halep won the next three games and battled back for the biggest title of her career.
Two time Miami Open winner Victoria Azarenka crushed Serbia's Jelena Jankovic.