A year that began with a 41-match winning streak, included three grand slam titles and saw him knock Rafa Nadal off his perch ended in tame fashion for a "drained" Novak Djokovic when he made an early exit from the ATP World Tour Finals, on Friday.
An hour after one of the worst beatings of his career Rafa Nadal refused to be too downhearted on Tuesday and said he was still in contention at the ATP World Tour Finals.
Juan Martin del Potro survived a tight tussle to squeeze past Swede Robin Soderling 6-7, 6-3, 7-6. He will Nikolay Davydenko, who ended seven years of pain against Roger Federer on Saturday, beating the world number one 6-2, 4-6, 7-5 to reach the final of the ATP World Tour Finals for a second successive year.
World No 1 Roger Federer squeezed into the semi-finals of the ATP World Tour Finals on Thursday despite a 6-2, 6-7, 6-3 defeat by Juan Martin del Potro but Briton Andy Murray literally missed out by a fraction.
Until this year Robin Soderling's career could be described as steady rather than spectacular, a solid pro but one unlikely to really worry the top guys.
'I'm always surprised when I walk off court after a final and I'm like 'where is anti-doping?'
Robin Soderling is unlikely to be on Rafael Nadal's Christmas card list this year after once again getting under the Spaniard's skin at the ATP World Tour Finals.
A resurgent Roger Federer swept past local favourite Jo-Wilfried Tsonga 6-1, 7-6 to clinch his maiden Paris Masters title on Sunday and send a deafening warning to his rivals ahead of the ATP World Tour finals.
Tomas Berdych and Jo-Wilfried Tsonga were just one win from securing places in the season-ending ATP World Tour finals after they safely moved into the third round of the Paris Masters on Tuesday.
Pakistan tennis ace Aisam Qureshi and James Cerritani of the United States stormed into the quarter-finals of the Basel Open on Tuesday after a straight sets victory overt world No 1 Roger Federer and his Swiss compatriot Marco Chiudinelli.
Mahesh Bhupathi and Max Mirnyi stunned top seeds Lukasz Kubot and Oliver Marach in straight sets to storm into the doubles final of the Valencia Open.
French Open finalist, Robin Soderling, will be seen in action at the next edition of the Chennai Open as the Swede on Monday confirmed his participation in India's only ATP World Tour tennis tournament.
Leander Paes earned himself a shot at his third ATP Challenger title of the season by reaching the final of the $125000 Tashkent event with partner Andre Begemann, in Tashkent on Thursday.
Divij Sharan and Purav Raja won their first title of the 2017 season and maiden on the clay courts by lifting the Bordeaux Challenger trophy.
It was an unusual tennis experience as Roger Federer and Rafael Nadal kicked off the 2011 ATP World Tour season in Doha by hitting tennis balls on a court laid in the water of Doha Bay ahead of the Qatar Open.
Nikolay Davydenko proved his victory over Roger Federer last year was no fluke by beating the world number one 6-4, 6-4 on Friday to reach the Qatar Open final. The Russian third seed, who beat the Swiss for the first time in the semi-finals of the ATP World Tour Finals in November, repeated the feat to progress to Saturday's final where he will face world number two Rafael Nadal.
Commonwealth and Asian Games gold-medallist Somdev Devvarman advanced to the semi-final of the South African Open after he fought back from a set down to beat local hope Rik de Voest.
Even Roger Federer can suffer a crisis of confidence and the Swiss was quick to thank his new coach for restoring his after capping a vintage week at the ATP World Tour Finals on Sunday.
The world number one looked unstoppable as he battered Berdych 7-6, 6-1 to set up last four clash with home favourite Andy Murray before Novak Djokovic crushed a jaded Andy Roddick 6-2, 6-3 in the final Group A action to book a meeting with Roger Federer.
Rafa Nadal kept the one major title missing from his glittering CV firmly in his sights on Wednesday as he took brutal advantage of Novak Djokovic's eye problems to notch his second win at the ATP World Tour Finals.
Handed the chance to put another dent in Roger Federer's armour on Tuesday, Andy Murray was swiped to one side as their eagerly anticipated round robin clash at the ATP World Tour Finals turned into a Swiss romp.
Robin Soderling signalled his intentions for the season-ending ATP World Tour Finals when he claimed his maiden Masters title with a clinical 6-1, 7-6 defeat of local favourite Gael Monfils in Paris on Sunday.
Russian Nikolay Davydenko has won his appeal against a fine for not trying hard enough during a match.
The 32-year-old world number 18 still had a remote chance of qualifying for the season-ending ATP World Tour Finals for an eighth time.
A doubles title continued to elude Mahesh Bhupathi and Max Mirnyi as they lost the Valencia Open final to British brothers Andy and Jamie Murray in Valencia.
No clear favourite for Australian Open, says Djokovic
Indian tennis ace Mahesh Bhupathi and his Belarussian partner Max Mirnyi reached their third ATP World Tour final of the year together, beating fifth seeds Lukasz Kubot and Oliver Marach in straight sets in the Cincinnati Masters Tennis Tournament.
Mardy Fish overpowered Olivier Rochus with 17 aces to win the Newport International title 5-7, 6-3, 6-4 on Sunday.
It took a while, but Rafael Nadal finally showed up at the ATP's end-of-year fiesta on Monday when he lit up the second day of the World Tour Finals with a compelling round robin victory against Andy Roddick.
Big-serving Canadian Milos Raonic became the first two-time winner on the ATP World Tour this season when he beat unseeded Denis Istomin of Uzbekistan 7-6, 6-2 in Sunday's final to repeat as champion of the San Jose Open.
India's top tennis players Mahesh Bhupathi, Saketh Myneni, Jeevan Nedunchezhiyan and Sriram Balaji have been granted wild card entries into the doubles draw of Chennai Open, the organisers announced on Monday.
Tabilo broke the top seed four times on Centre Court while not conceding a single break point.
India's first and only tennis medal in the history of Olympic Games came way back in 1996, when Leander Paes claimed the singles bronze in Atlanta.
Russia's Nikolay Davydenko hopes his dazzling displays to win the ATP World Tour Finals title will finally allow him to step out of the shadow of compatriot Marat Safin who retired this month.
Mahesh Bhupathi and Mark Knowles' doubles' partnership ended on a disappointing note after the third seeded Indo-Bahamian pair was handed a straight-set defeat by Americans Bob and Mike Bryan in the semi-finals of the ATP World Tour Finals in London. The Bryan brothers, who are two-time former winners at the event, won 6-4, 6-4 on Saturday night at the O2 arena in south-east London.
Andy Murray rated his serve as 'pants' on Tuesday but was still optimistic about reaching the semi-finals of the ATP World Tour Finals despite being out-hit and out-foxed by Roger Federer.
Third seeds Mahesh Bhupathi and his Bahamian partner Mark Knowles opened their campaign at the ATP World Tour Finals on a resounding note, notching up a straight-set win over debutants Frantisek Cermak and Michal Mertinak in their first group A doubles match in London.
Former Davis Cup captain Anand Amritraj is baffled that India's best singles players are not able to win close matches on the ATP World Tour despite having a decent game to back them.
Medvedev became only the fourth player in ATP history to beat the world's top three at the same tournament.