They were beaten in straight sets by Italy's Maria Elena Camerin and Gisela Dulko of Argentina.
They set up a second round clash with Shikha Uberoi and Jelena Jankovic at the Bank of the West Classic in Stanford.
The Indian ace fought off a strong challenge from qualifier Bethanie Mattek at the Pacific Life Open.
Soon after he won his historic US Open title, Paes said more than technique it is his never-say-die spirit that has got him success.
Sania Mirza and Yuliana Fedak ousted Sybille Bammer and Jewel Peterson 5-7, 6-2, 6-0 in the first round at Cincinnati
Amidst a resurgent COVID-19 pandemic, nearly 100 million people have already cast their ballots in early voting, putting the country on course for its highest turnout in a century. Some 239 million people are eligible to vote this year.
Leander Paes and Martina Hingis thrashed Austrian-Hungarian fifth seeds Alexander Peya and Timea Babos 6-1, 6-1 to win the mixed doubles title at Wimbledon.
India's veteran Leander Paes and his Swiss partner Martina Hingis stayed on course for their third Grand Slam of the year after advancing to the mixed doubles final at the US Open, in New York, on Wednesday night.
"Thank you for taking me home. Thank you for doing so safely.," says a passenger in a heartfelt note to a pilot.
Serena Williams and Marin Cilic both survived third round scares on Friday to keep their US Open title defences on track but there was no escape for Rafael Nadal with the twice-winner going down in a late night thriller.
World number four Stan Wawrinka began the new season with a straight-sets victory over Viktor Troicki in his Brisbane International debut on Wednesday. Second seed Wawrinka edged out Troicki 7-6(5) 6-4 to maintain his perfect record against the Serbian whose seventh attempt at beating the Swiss failed at the Pat Rafter Arena. "I'm quite happy with my level at the start the year," Wawrinka said.
Czech Lucie Safarova took the final qualifying spot for the end-of-season WTA Finals after Spain's Carla Suarez Navarro was knocked out of the Kremlin Cup quarter-finals on Thursday.
Top seed Simona Halep was pooled with grand slam winners Maria Sharapova and Flavia Pennetta in a formidable looking Red Group for the end-of-season WTA Finals on Friday.
Summary of sports events and persons who made news on Thursday
Sania Mirza savoured a historic 2015 as she became the first female player from India to win a women's doubles Grand Slam title on way to becoming World No 1 even as Yuki Bhambri presented himself in a new 'avtar', raising hopes on the otherwise barren singles circuit.
Indian tennis ace Sania Mirza notched up her third title of the season and 17th overall as she lifted the women's doubles trophy at the WTA New Haven Open along with new partner Jie Zheng on Saturday.
The Indian tennis ace will team up with Barbora Strycova of the Czech Republic, while Martina to pair with Coco Vandeweghe of the United States.
Hewitt, the 2001 champion, received his wildcard via a reciprocal agreement with Tennis Australia, which will grant an American a wild card into next year's Australian Open, and was among 16 players who received wildcard entries.
Former golden girl Eugenie Bouchard is heading into the Australian Open with 'zero expectations' of success after a year plagued by injury and poor form.
Images from Day 4 of the French Open matches played at Roland Garros in Paris on Wednesday
Top seed Agnieszka Radwanska's title defence at the Sydney International lasted just 92 minutes when she was dumped out of the second round by Bethanie Mattek-Sands on Tuesday.
India's Sania Mirza and Martina Hingis battled past defending champions Medina Garrigues and Yaroslava Shvedova to not only reach the semi-finals of the WTA Family Circle Cup but also secure the top place in the team rankings in the 'Road To Singapore'.
Sania Mirza and Martina Hingis on Thursday claimed that the decision to end their astonishing partnership was due to the failure to achieve the "desired results" and added they would play together one last time in the season-ending WTA Finals in October.
India's Sania Mirza and Zimbabwe's Cara Black entered the final of the WTA China Open, shocking top seeds Sara Errani and Roberta Vinci of Italy 6-4, 6-4 on Friday. In doing do they extended their unbeaten run to eight matches, and Sania put herself in line for her fifth title of the season.
Congratulating tennis stars Sania Mirza and Leander Paes, who won Grand Slams in the women's doubles and mixed doubles respectively at the US Open, former India cricket captain Rahul Dravid on Monday said that both are "huge inspiration" for aspiring sportspersons in the country.
Former world number one Serena Williams looked sharp in her return to the hardcourts after a week-long break, soundly defeating Daria Gavrilova 6-1, 6-2 on Monday to advance to the second round of the Cincinnati Masters.
Triple Tour de France champion Chris Froome says he has "no issue" with his private medical records being leaked in a cyber attack by Russian hackers on the World Anti-Doping Agency (WADA).
Leander Paes and Rohan Bopanna warmed up for the next week's Australian Open in great style as they won ATP titles with their partners in Auckland and Sydney respectively.
Venus Williams' record-equalling fifth Olympic tennis medal was silver rather than gold as she and partner Rajeev Ram lost an all-American mixed doubles final to Bethanie Mattek-Sands and Jack Sock on Sunday .
Novak Djokovic kept his juggernaut rolling at the China Open by improving to 26-0 with a 6-2, 6-1 win over local hope Zhang Ze on Thursday.
For all their success together, the red dirt isn't Sania Mirza and Martina Hingis' most favourite surface.
The match ended in 52 minutes as Williams played her forehand into the net.
World No 1 Williams, 33, could not practise on Friday, still suffering from an illness that left her coughing and spluttering during her three-set semi-final win over Swiss Timea Bacsinszky.
Serena Williams played with fire at the French Open on Thursday but the world number one pulled through to the third round with a 5-7, 6-3, 6-3 win against unheralded German Anna-Lena Friedsam.
Novak Djokovic extended his winning streak at the China Open to 27 matches with a 6-2, 6-2 demolition over big-serving American John Isner on Friday.
India's Davis Cup legend Leander Paes made it clear that he opted to play World Team Tennis during India's last tie against New Zealand in order to give youngsters a chance to prepare for the bigger battles ahead of them.
Second seed Sloane Stephens was shocked 2-6, 6-4, 6-2 by Germany's Andrea Petkovic in the second round of the Citi Open on Wednesday, disrupting the American's buildup to her US Open title defence.
Legendary Indian cricketer Sachin Tendulkar on Monday expressed his condolences over the sudden demise of former India president Dr APJ Abdul Kalam.
A P J Abdul Kalam was a 'rashtra-ratna' (nation's gem) and the best tribute to him would be to realise his dreams for the country, Prime Minister Narendra Modi on Tuesday said as the nation mourned the demise of the former president.
Check out the gold medallists from Day 9