Mario Ancic's defeat left only two players, American James Blake and German Tommy Haas, in contention for the last remaining slot at the season-ending Masters Cup.
The Aussie ace won the Stella Artois title for a record-equalling fourth time when he beat American James Blake.
Dementieva will face third seed Maria Sharapova, who beat Martina Hingis, in the final of the Pacific Life Open.
Roger Federer, Novak Djokovic and Andy Roddick each launched their title bids in triumphant style at the Indian Wells ATP tournament on Sunday without losing a set in the second round.
Roger Federer raced to a 6-1, 6-4 victory over American James Blake to win the Cincinnati Masters.
Top seed Andy Roddick continued his steady buildup to this month's Australian Open with a workmanlike 7-6, 6-3 second round win over Australian Carsten Ball at the Brisbane International on Wednesday.
Hopes of a dream final between Rafael Nadal and Roger Federer were dashed on Friday when the top two seeds pulled out injured from their quarter-final matches at the Paris Masters. Federer withdrew with a back injury a few hours before his match against American James Blake, while Nadal quit his showdown with world number six Nikolay Davydenko after losing the first set 6-1.
Defending champion Andy Roddick was pushed for the second straight day before prevailing over Lu Yen-hsun 7-6, 6-4 on Thursday during the second round of the Memphis Championships.
Frenchman Fabrice Santoro brought down the curtain on a remarkable and atypical career by losing to American James Blake in the first round of the Paris Masters on Sunday. The oldest player on the men's circuit, Santoro, who will turn 37 next month, confirmed after a 6-4, 6-3 defeat that he is now retiring.
Ninth seed Gilles Simon booked his place in the third round of the Cincinnati Masters on Tuesday after a 7-6, 6-7, 6-1 win over Russian Igor Andreev.
For the first time in 101 years no American will be playing in the third round of the men's singles at Wimbledon.
The world number one Federer lost just five of the 97 matches he played in 2006 and four of those were to Rafael Nadal.
Andy Murray became the first British champion at Queen's Club for 71 years on Sunday when he beat American James Blake 7-5, 6-4 in the final of the grasscourt event. With just over a week to go before Wimbledon begins on June 22, the victory will provide the world number three with a much-needed boost as he aims to end the stranglehold of Roger Federer and Rafael Nadal at the All England Club.
The former world number one beat Austrian Juergen Melzer for his first tournament victory in eight months.
Jannik Sinner's stupendous year may have been clouded by an anti-doping controversy but on the court he is finishing the season like an express train and has won 25 of his last 26 matches.
Images from the Diamond League Finals at the King Baudouin Stadium in Brussels on Friday.
Mardy Fish beat Ivo Karlovic 7-6, 6-4 to reach the final of the ATP event in New Haven.
Andy Roddick's hopes of a fifth Queen's Club title ended painfully on Saturday when the American limped out midway through the first set of his all-American semi-final against James Blake with a right ankle injury.
Eubanks is into his first Grand Slam quarter-final after beating fifth seed Stefanos Tsitsipas on Monday
A quick look at the winners of the 96th Annual Academy Awards.
They beat Slovakia in the final of the $A1 million mixed team event.
Czech Radek Stepanek beat top seed and defending champion Andy Roddick 3-6, 7-6, 6-4 to reach the San Jose Open final on Saturday.
Japanese teenager Kei Nishikori reached his first ATP semi-final with a 6-2, 6-4 victory over Bobby Reynolds.
The United States will take on Chile in the Davis Cup quarter-final on grass courts.
They are yet to play a match in the men's doubles event at the Rome Masters.
Rohan Bopanna is one step away from winning his second ATP doubles title of the season after making the final of the Atlanta Tennis Championships in USA, along with partner Kristof Vliegen.
Argentine David Nalbandian and France's Jo-Wilfried Tsonga will battle it out for the last Masters Cup spot in the final of the Paris Masters after winning their semi-final matches on Saturday. Nalbandian battled for a 6-1, 5-7, 6-4 victory over Russian world number six Nikolay Davydenko, while local favourite Tsonga advanced with a 6-4, 6-3 defeat of James Blake. The result ended the American's hopes of qualifying for the season-ending tournament.
The Indo-Bahamian duo lost 2-6, 3-6 to the American pair of James Blake and Mardy Fish in the pre-quarter-finals. Leander Paes, the other Indian in the fray, and his new Spanish partner Tommy Robredo got a first round bye. They face the formidable third seeded Israeli duo of Jonathan Erlich and Andy Ram in the pre-quarter-finals.
Andy Roddick's rare victory over world number one Roger Federer last week has boosted his confidence in time for this weekend's Davis Cup quarter-finals where he will pilot holders the United States against France. Eight of the world's top 10 players will line up for the four ties being played from Friday to Sunday.
French Open champions Leander Paes and Lukas Dlouhy fell at the first hurdle in the men's doubles at Wimbledon, losing to James Blake and Mardy Fish on Thursday. The third seeded pair, who was losing semi-finalists at the championships last year, were handed a 6-4, 6-4, 6-3 drubbing by the unseeded Americans.
Andy Roddick will lead the United States against 2006 champions Russia in this month's Davis Cup final.
The Australian Open champion fought off a match-point to beat Vladimir Voltchkov and book his spot in the semi-finals of the San Jose Open.
Lleyton Hewitt beat Spaniard Juan Carlos Ferrero 7-6, 6-4 in the first round of the Montreal Masters.
Roger Federer dismissed unseeded Italian Simone Bolelli 6-2, 6-3 in the quarter-finals of the Swiss Indoors in Basel on Friday to maintain his bid for a third straight triumph in his hometown tournament. Federer's route to the final was also made easier -- on paper at least -- when his expected semi-final opponent, American fourth seed James Blake, suffered a 6-4, 7-6 defeat by Spain's Feliciano Lopez.
Mardy Fish handed the French 32nd seed a 7-5, 6-2, 6-2 drubbing in the fourth round of the US Open.