Spain's Nicolas Almagro beat top-seeded compatriot Carlos Moya 7-6, 3-6, 7-5 to claim his third ATP title.
Italian Simone Bolelli upset local favourite Nicolas Almagro 7-6, 6-1 at the Madrid Masters on Monday.
Nadal, who is the clear tournament favourite and looks to be in the form of his life on clay this season, raced into a 3-0 lead before Spanish compatriot Almagro felt his left knee with less than half an hour played.
American John Isner won the US men's clay court championship in Houston with a 6-3, 7-5 win over top seeded Spaniard Nicolas Almagro on Sunday.
'I was top 10, I have more than $10 million. I'm not going to play for $50,000. It is not the reason'
Nicolas Almagro's chances of making next month's World Tour Finals in London were dealt a blow when he was beaten 6-3,7-5 by top seed and Spanish compatriot David Ferrer in the quarter-finals of the Valencia Open on Friday.
Rafael Nadal advanced to the final of the Mexican Open early on Saturday morning, beating fellow Spaniard Nicolas Almagro 7-5 6-4 in a clay-court slugfest.
World No 5 David Ferrer claimed his 13th career title with a 4-6, 6-3, 6-2 victory over fellow Spaniard and 2011 winner Nicolas Almagro in the Buenos Aires Open final on Sunday.
Spaniard Nicolas Almagro reached the Swedish Open final by scoring his first win over compatriot Carlos Moya.
Spain's Nicolas Almagro won his second title in successive weeks on Sunday when he beat Juan Ignacio Chela 6-3, 3-6, 6-4 in the final of the Buenos Aires Open.
Spaniard David Ferrer pulled off a thrilling third-set fightback to beat defending champion and compatriot Nicolas Almagro 4-6, 6-2, 7-6 to win the Valencia Open on Sunday.
Novak Djokovic scraped over his first hurdle at the Rome Masters.
World number five David Ferrer overwhelmed local favourite David Nalbandian 6-1, 6-4 on Saturday and will meet holder Nicolas Almagro in Sunday's all-Spanish Buenos Aires Open final.
The Indian youngster took world No 18 Spaniard Nicolas Almagro to three sets before bowing out in the first round of the Euro 370000 BCR Open in Bucharesh.
Nicolas Almagro pummelled fellow Spaniard Fernando Verdasco into submission at the French Open on Monday to set up a quarter-final showdown with Rafael Nadal.
Big-serving Milos Raonic of Canada did not dish out his best tennis today, but still he managed to book his place in the semifinals of the Chennai Open by defeating Israel's Dudi Sela in straight sets. He will now face second seed Nicolas Almagro of Spain, a 4-6, 7-6 (10-8), 6-4 winner over Japanese qualifier Yuichi Sugita. Meanwhile, defending champion Stanislas Wawrinka of Switzerland crashed out.
Rafael Nadal eased past Spanish compatriot Nicolas Almagro 6-3, 6-1 to reach the Barcelona Open third round on Wednesday as he began his bid for a ninth title on the clay in the Catalan capital.
Former world number one Rafa Nadal wasted a match point as he slipped to a surprise semi-final loss to Austrian Dominic Thiem on his beloved clay at the Argentina Open on Saturday.
World No. 3 David Ferrer has reached the semi-finals of the Valencia Open for the fourth consecutive year with a 6-4, 4-6, 6-0 win over fifth seed Jerzy Janowicz.
The Spaniard, who has never gone beyond the quarter-finals in a grand slam, grew in confidence in the second set, however, with the backing of the home support on the Manolo Santana court and saved two break points before forcing a decider.
Juan Martin del Potro offered a wailing Nicolas Almagro a shoulder to cry on at Roland Garros on Thursday after the Spaniard's French Open campaign was cut short by a knee injury.
Images from Day 9 of the Australian Open on Tuesday.
There is a reason why Rafa Nadal is called 'the Boss' by Nicolas Almagro and on Wednesday the ruthless claycourt king fired his fellow-Spaniard in his pursuit of a record seventh Roland Garros title.
Two fellow Spaniards who have already beaten him on his favourite clay surface could lie in wait for favourite and defending champion Rafael Nadal at the French Open.
David Ferrer outclassed his Spanish compatriot Nicolas Almagro in the Swedish Open final on Sunday, winning 6-1 6-2 to clinch his fourth career title.
Rafael Nadal won his eighth Barcelona Open title in nine years with a 6-4, 6-3 victory over fellow Spaniard and fourth seed Nicolas Almagro on Sunday.
The trio of Spaniards -- Rafa Nadal, David Ferrer and Nicolas Almagro -- showed why the nation has ruled Roland Garros for most of the last decade.
Spain captain Alex Corretja has defended his decision to pick Nicolas Almagro for the Davis Cup final after the holders were beaten 3-2 by Czech Republic when Almagro lost the decisive singles rubber to Radek Stepanek on Sunday.
The Czech Republic beat holders Spain 3-2 to win the Davis Cup for the first time as an independent nation when Radek Stepanek overcame Nicolas Almagro in four tough sets before a raucous home crowd on Sunday.
British hopeful Andy Murray won his quarterfinal on Thursday at the Olympics, delighting a Wimbledon crowd that featured Prince William and wife Kate.
World No 1 Novak Djokovic powered into the semi-finals of the Indian Wells ATP tournament with a commanding 6-3, 6-4 victory over Spaniard Nicolas Almagro on Thursday.
Rafa Nadal got his usual confidence boost from Nicolas Almagro at Roland Garros, reaching the third round with a 6-4, 6-3, 6-1 victory -- his fourth without dropping a set against his Spanish compatriot on the Paris clay.
The Czech Republic's Tomas Berdych brought the hosts level at 1-1 with holders Spain in the Davis Cup final with a battling five-set victory over Nicolas Almagro on Friday.
Spain's Nicolas Almagro hammered top seed David Nalbandian 6-1, 7-6 (7-1) to win the Acapulco International tournament, ending the Argentine's 10-match unbeaten run.
Roger Federer began his bid for a first Rome Masters crown with an efficient 6-3 6-4 win over Nicolas Almagro on Tuesday.
He won 6-4, 6-4 in a high-powered quarter-final at the Valencia claycourt Open on Friday.
Rafa Nadal is unlikely to face the same problems Novak Djokovic had to confront against Jo-Wilfried Tsonga when the six-times French Open champion takes on Nicolas Almagro in the quarter-finals on Wednesday.
Nicolas Almagro upset defending champion Tommy Robredo 6-7 6-2 6-4 in a bruising all-Spanish clash to reach the third round of the Hamburg Masters on Tuesday.
Andy Murray was overwhelmed 6-3, 6-2 by Santiago Giraldo and champion Rafael Nadal showed signs of rustiness before reaching the Madrid Open quarter-finals with a 6-1, 6-4 win over Jarkko Nieminen on Thursday.