Frenchman Florent Serra withstood 20 aces to upset fourth seeded and two-times finalist Robin Soderling of Sweden 6-4, 6-7, 6-2 in the opening round of the Memphis Championships on Tuesday.
Venus Williams was beaten by Italy's Flavia Pennetta 6-4, 2-6, 6-4 in the first round at the Kremlin Cup.
Top seeds Leander Paes and Lukas Dlouhy laboured to the doubles quarter-finals in the UNICEF Open with a hard-earned win over Florent Serra and Kristof V Liegen in s'Hertogenbosch, The Netherlands. The Indo-Czech pair quelled a late challenge from the French-Belgian pair, winning 6-1, 6-7(5), 10-6, in the opening round of the euro 450,000 grass court event.
Rafael Nadal sent another message that he has the world number one ranking in his sight as he began his campaign to win his sixth successive title by equalling his most emphatic victory on the ATP Tour. A superb performance of heavy serving and varied follow-ups from the baseline by the Wimbledon and French Open champion overwhelmed Florent Serra 6-0, 6-1 and carried the Spaniard to the third round of the Cincinnati Masters Series.
Top seed Novak Djokovic eased into the third round of the Monte Carlo Masters with a 6-2, 6-3 win over France's Florent Serra on Wednesday. Serbian Djokovic will next face Stanislas Wawrinka, seeded 13th, for a place in the quarter-finals after the Swiss beat Latvia's Ernests Gulbis 6-1, 6-4.
Roger Federer escaped being blown off course during an uncharacteristically haphazard 7-6, 7-6 third round win over Florent Serra at a blustery Sony Ericsson Open on Monday.
Fourth seed Nikolay Davydenko overcame an early fright to beat France's Florent Serra 6-7, 6-4, 6-1 on Tuesday in an error-strewn first-round battle at the Dubai Championships.
Sweden's Robin Soderling put an indifferent start to the year behind him by beating Frenchman Florent Serra 4-6, 6-4, 6-1 in the first round of the World Indoor Tournament on Monday.
Novak Djokovic saved five match points to beat Frenchman Florent Serra 5-7, 7-5, 6-1 and reach the last eight in the Halle tournament on Thursday.
World number one Roger Federer recovered from a set down to beat unseeded German Denis Gremelmayr 2-6, 7-5, 6-1 on Saturday to reach his first final of the year at the Estoril Open. He will now face the number two seed Nikolay Davydenko of Russia, who beat France's Florent Serra 6-2, 6-2 in the other semi-final.
World number one Roger Federer recovered from one set down to beat unseeded German Denis Gremelmayr 2-6, 7-5, 6-1 on Saturday to reach his first final of the year at the Estoril Open.
Top seed Nadal beat Guillermo Garcia-Lopez 6-3, 6-2 while Moya overcame Frenchman Florent Serra 6-3, 6-4.
Australia's Lleyton Hewitt retired from his first round match against Frenchman Florent Serra at the Montreal Masters.
Kim Clijsters began her farewell appearance in Miami by beating Akiko Morigami 4-6, 6-0, 6-0 in the second round.