World No 1 Novak Djokovic will kick off the defence of his Australian Open title with a first round tie against unseeded Frenchman Paul-Henri Mathieu after the draw was made for the first Grand Slam of the season on Friday.
Roger Federer and Mareia Sharapova provided proved too strong in gale-force winds to breeze into the fourth round of the US Open on Saturday.
Andy Roddick took out his frustrations on Frenchman Paul-Henri Mathieu on Sunday to seal a place for the United States in the Davis Cup semi-finals, where they will take on Spain. Russia and Argentina will contest the other semi-final in September after wrapping up their ties with a match to spare.
Mario Ancic, on a comeback trail after dropping out of top 100, knocked out sixth seed Marcos Baghdatis 6-4, 6-2.
British number one Andy Murray stormed into the Marseille Open final with a 6-2 6-2 win over Frenchman Paul-Henri Mathieu on Saturday.
Rafael Nadal had to battle back from a set down to beat Frenchman Paul-Henri Mathieu 3-6, 6-3, 6-2 in Montreal.
Russian Nikolay Davydenko clinched his first title of the season on Sunday when he crushed Frenchman Paul-Henri Mathieu 6-4, 6-2 to win the German Open.
Roger Federer and Rafael Nadal returned from vacation to post first-round wins at the Toronto Masters.
Frenchman Paul-Henri Mathieu gave the defending champion a nasty 20th birthday fright before the Spaniard prevailed 5-7, 6-4, 6-4, 6-4.
Roger Federer began the defence of his Dubai Open title with a 7-6, 6-3 win over compatriot Stanislas Wawrinka
Rafael Nadal will bid for a third consecutive title on Sunday when he faces 35-year-old Andre Agassi
Top-seed Andre Agassi easily advanced to the quarter-finals of the Washington Classic with a victory over Kristian Pless.
Richard Gasquet won a 13th career singles title by beating fellow Frenchman Paul-Henri Mathieu 7-5 6-4 in the Open Sud de France final in Montpellier on Sunday.
India's big hope Yuki Bhambri crashed out of the US Open men's singles qualifiers with a three-set defeat to Japanese Go Soeda while Prajnesh Gunneswaran also suffered a tame defeat in New York.
Images from Day 1 of the French Open matches played at Roland Garros on Sunday