Pennetta, at 33 the oldest first-time Grand Slam finalist in the Open era, on Saturday became the first Italian to win the US Open women's crown with an efficient 7-6 (4), 6-2 victory over compatriot and childhood friend Roberta Vinci.
Factbox on Wimbledon champion Marion Bartoli, who announced her retirement from tennis at 28 after a second round loss at the Western and Southern Open in Cincinnati.
Frenchman Jo-Wilfried Tsonga will not compete at this month's US Open tennis Grand Slam after failing to recover in time from a knee injury.
Li Na advanced into the semifinals of Cincinnati Masters as Agnieszka Radwanska withdrew from the tournament Thursday to attend the funeral of her grandfather in her native Poland.
Having realized a lifelong dream by claiming the Wimbledon title, Marion Bartoli decided she had nothing left to give, shocking the world of tennis by bidding a sudden and poignant farewell to the sport.
Rafa Nadal overpowered Canada's Milos Raonic 6-2 6-2 in the final of the men's Rogers Cup on Sunday to boost his confidence ahead of the US Open, starting later this month.
Rafael Nadal defeated two-time defending champion Novak Djokovic 6-4, 3-6, 7-6 (2) in a thrilling, two-and-a-half-hour match Saturday night to reach the Rogers Cup final.
World No 1 Serena Williams continued her success at the Rogers Cup with a tough 7-6 (3), 6-4 victory over No 4 Agnieszka Radwanska in the semi-final round.
Li Na, the world No 5 ranked player, was stunned by No 27 ranked Sorana Cirstea of Romania in the semi-final of the Rogers Cup on Saturday afternoon.
China's Li Na charged into Canada's Rogers Cup semis after a stellar performance Friday to knock out Slovakia's Dominika Cibulkova 7-6 (1), 6-2.
Li Na dominated her first rain- delayed match at Rogers Cup in the Canadian city of Toronto Wednesday against Russia's Anastasia Pavlyuchenkova, yielding a 6- 1, 6-4 victory.
Australia's Sam Stosur won her first title in nearly two years when she upended world number two Victoria Azarenka 6-3 6-2 to win the Carlsbad Open on Sunday.
After three consecutive tournament exits against low-ranked opponents, Roger Federer pulled out of next week's Rogers Cup without giving a reason Friday.