Monfils, a wild-card entry at the Austrian event, will next face fourth seed Lleyton Hewitt after the Australian demolished Argentina's Diego Hartfield 6-2 6-2.
Andy Roddick and Guillermo Coria raced into the fourth round with crushing victories.
Sometimes you have to stop beating yourself up about losing and accept that the better man won, and Andy Roddick was the first to admit on Saturday he had been a comfortable second best.
Second seed Nadal outfought Argentine Juan Ignacio Chela 7-5 7-5 and third seed Roddick overcame Croatian Ivan Ljubicic 7-6 7-6.
Three-time champion Andy Roddick defeated bullet-serving Ivo Karlovic 7-6, 7-6 on Friday to book a spot in the semi-finals of the Washington Classic. Roddick won the tiebreakers 7-4 and 7-5 to set up an all-American affair with John Isner, who beat Czech Tomas Berdych 6-3, 6-7, 6-2 at the $1.4 million hardcourt event.
The German produced a stunning performance to win the Memphis International for the third time.
The top seed will face Kenneth Carlsen in the semi-finals after the unseeded Dane beat American Jan-Michael Gambill at the Kroger St Jude ATP event.
The American's hopes of getting some quality practice matches before next week's first grand slam of the year were ruined when he was knocked out of the Sydney International by Korean qualifier Lee Hyung-taik.
The US Open champion gave the US a 2-0 lead over Austria on the opening day of their first-round Davis Cup World Group tie.
Marat Safin bid farewell to his adoring Chinese fans after defeat at the Shanghai Masters on Wednesday but not before taking a swipe at his opponent Tomas Berdych and American Andy Roddick.
- Czech Tomas Berdych stunned second seed Andy Roddick 6-7 7-5 7-6 on Saturday to set up a Japan Open final against Argentine Juan Martin Del Potro. Fifth seed Del Potro, who has won 29 of his previous 30 matches, beat Frenchman Richard Gasquet 6-3 4-6 7-5 to book his spot in Sunday's final.
Andy Roddick booked a tantalising quarter-final date against former champion Lleyton Hewitt after outgunning Czech Tomas Berdych 7-6 6-4 6-3 at Wimbledon on Monday.
Andy Roddick is banking on his booming serve and improved court speed to help him beat world number one Rafael Nadal in Saturday's semi-final of the ATP event at Indian Wells.
Top seed David Ferrer survived a scare before beating local favourite Takao Suzuki 4-6, 6-3, 6-2 to reach the Japan Open quarter-finals in Tokyo on Thursday. Second seed Andy Roddick joined him in the last eight, the big-serving American overpowering Austrian Juergen Melzer 7-6, 6-2 under floodlights.
Andy Roddick will lead the United States against 2006 champions Russia in this month's Davis Cup final.
Andy Roddick beat Nicolas Massu after Fernando Gonzalez stunned James Blake in the Davis Cup quarter-final.
World number one Roger Federer will meet second seed Andy Roddick in the final of the Thailand Open after both claimed three-set victories.
Andre Agassi and Andy Roddick polished their culinary skills at the Dacor Taste Of Tennis party in New York
Andy Roddick reached his first Wimbledon final with a hard-fought 6-4 4-6 7-5 7-5 victory in a semi-final played over two days and various rain interruptions.
Richard Gasquet tamed Andy Roddick's power game with some brilliant all-court tennis to upset the American number three seed 4-6 4-6 7-6 7-6 8-6 and reach the Wimbledon semi-finals for the first time on Friday.
Andy Roddick has agreed to re-join the American Davis Cup team next year after missing a season, the United States Tennis Association (USTA) said on Thursday.
Sixth seed Andy Roddick came through another potentially tricky encounter on Friday when his ever reliable serve helped him to a 7-5, 6-7, 6-3, 6-3 victory over Germany's Philipp Kohlschreiber in the third round at Wimbledon.
Spain's Fernando Verdasco came back from the brink of defeat to beat the top seed 6-7, 7-6, 6-4 in the last 16 of the Rome Masters.
Defending champion Andy Roddick has become the fifth top-10 player to withdraw from next week's Dubai men's championships. The American, who is playing in the semi-finals of the Memphis championships this weekend, would have to return to the United States after the Dubai tournament for Davis Cup duty against Switzerland.
Holders Croatia held a 2-0 lead over Austria after the opening singles in the Davis Cup World Group first round.
Andy Roddick put USA's Davis Cup win over Russia on par with his 2003 US Open title
Andy Roddick is looking to break the world number one's 12-1 commanding hold over him when they meet in the Australian Open semis.
American second seed Roddick is gunning for his fourth trophy at Queen's Club in five years.
Tim Henman, three times a finalist and at 32 playing his 14th Queen's tournament, failed to ignite the crowd, bowed out.
A thunderbolt serve, a peerless recent record and a celebrity girlfriend have turned the American into hot property.
The world number five looked the lesser player for much of the contest that he eventually won 4-6 7-6 6-4.